Thursday, August 28, 2008

So what is your verdict on this composition on eyes telescope? Are there anymore unanswered questions about eyes telescope in your mind?

A eyes telescope Artilce for Your Viewing
Telescope Mounts



Mounts for telescopes are used for several different reasons. You don't have to hold the scope yourself while you are trying to focus on an object. It helps to steady the scope. It frees you hands up so you can make sketches of what you are viewing or adjust the scope for Bushnell Binoculars better focus.
There are two types of telescope mounts you can employ for better viewing. One is the Alt-Azimuth. This mount is similar to a camera tripod. It uses the vertical (altitude) axis and a horizontal (azimuth) axis to help you locate your object. This type of telescope mount has two variations. The Ball and Socket which has a ball shaped end that can move freely. The Planetarium second type is called a Rocker Box. This is usually made of plywood and has a low center of gravity. It has a horizontal circular base and Teflon ball bearings for the altitude axis. These are great mounts for Sextant a heavier Space Lx200 telescope.
The second type of telescope mount is called the Equatorial Bushnell. This mount uses two axes that are lined up with the poles to keep track of the motion an object takes across the sky. The axes can be Right Ascension, Polar, or Declination Stars. Instead of moving up and down on its axes like the Alt-Azimuth, this particular mount is tilted toward the Earth's axis of rotation. There are two varieties of this particular mount. One is the German Equatorial Mount. This mount is shaped like a T. The longer axis of the T is lined up with the pole of the Earth. The second variety is the Fork Mount. This is amount that is aligned with the Earth's pole but is like a two-pronged Brass Telescopes fork that sits on a wedge. The prongs are one axis and the base of the fork is the other. You can use the Equatorial Mounts for taking pictures of the objects Planets you find.



eyes telescope Items For Viewing
The Complete Superman Collection Volume One



The Complete Superman Collection Volume One
The Paramount Cartoon Classics of Max & Dave Fleischer The best and only Superman collection a fan should own Animato! Volume One 1. Superman (the pilot film released 9-26-41 time 10:22 2. The Mechanical Monsters(ll-28-41 10:14) 3. Billion Dollar Limited(1-9-42 8:35) 4. The Artic Giant (2-27-42 8:35 5. The Bulleteers (3-27-42 8:02 ) 6. The Magnetic Telescope (4-24-42 7:38) 7. Electric Earthquake (5-15-42 8:42) 8. Volcano (7-10-42 7:56)



Celestron 93230 8 to 24mm 1.25 Zoom Eyepiece



Celestron 93230 8 to 24mm 1.25 Zoom Eyepiece
The Celestron 93230 8 to 24 millimeters 1.25 inch zoom eyepiece allows you to zoom instantly with your scope from 8x magnification to 24x magnification.



Celestron Sky Maps



Celestron Sky Maps
Celestron Sky Maps are the ideal teaching guide for learning the night sky. You wouldn't set off on a road trip without a road map, and you don't need to try to navigate the night sky without a map either. Even if you already know your way around the major constellations, these maps can help you locate all kinds of fascinating objects. The front cover has a specially designed luminous planisphere that rotates to simulate the seasonal progression of celestial objects through the sky. When the planisphere is pre-exposed to light, star positions glow brightly against a dark background, mimicking actual constellations. More than a thousand stars and deep-sky objects are listed and charted. The illustrated reference section provides basic information and the visual characteristics of various types of stars, nebulae and galaxies. The maps measure 13¾" x 11½" and are printed on a heavyweight, moisture resistant card stock. The pages have a special comb binding so they can lay flat or be folded over.



The Best of Telescope Records



The Best of Telescope Records



Superman



Superman
Contains The Mad Scientist, The Magnetic Telescope and The Mummy Strikes



Superman: Includes 4 Cartoons (Magnetic Telescope, Mechanical Monster, Japoteurs, Volcano)



Superman: Includes 4 Cartoons (Magnetic Telescope, Mechanical Monster, Japoteurs, Volcano)
Magnetic Telescope, Mechanical Monster, Japoteurs, Volcano



Alpen Digital Camera Adapter for Spotting Scopes



Alpen Digital Camera Adapter for Spotting Scopes
Alpen Spotting Scope Digital Camera Adapter 706



eyes telescope in the news
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Sun, 29 Jun 2008 13:55:57 -0700
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Monday, August 25, 2008

We had started out on this mission of information on hubble picture space telescope with lots of optimism. And we have also ended it in the same manner.

Today's hubble picture space telescope Article
What are Telescopes and its Benefit?



A telescope "telescope" is an instrument designed for the observation of remote objects. The term usually refers to optical telescopes, but there are telescopes for most of the spectrum of electromagnetic radiation and for other signal types. An optical telescope is an optical tool that gathers and focuses electromagnetic radiation. Telescopes increase the apparent angular size of distant objects, as well as their apparent brightness. Telescopes work by employing one or more curved optical elements - lenses or mirrors - to gather light or other electromagnetic radiation and bring that light or radiation to a focus, where the image can be observed, photographed or studied. Optical telescopes are used for astronomy and in many non-astronomical instruments.
The main purpose of a telescope is to gather light, i.e. to collect and focus photons. We can think of a telescope then as a "light bucket" - the bigger the bucket, the more photons a telescope can collect.



Types of telescopes:

There are three basic types of telescopes -- Refractors, Newtonian reflectors, and Catadioptrics.


Newtonian Reflector Telescopes:

Newtonians usually use a concave parabolic primary mirror to collect and focus incoming light onto a flat secondary mirror that in turn reflects the image out of an opening at the side of the main tube and into the eyepiece


Refractor Telescopes:

Refracting telescopes have an objective lens at the front of the tube. The light exits out through the back of the tube to the eyepiece. Since many observations are made high in the sky, a right-angle diagonal is used to avoid neck strain. This also provides an upright image making them suitable for terrestrial observations. A refractor has several advantages over other designs. The tubes are enclosed so that dust and moisture do not enter the tube, they have fixed optics that do not normally require collimation, and they do not have a central obstruction which reduces the light entering the tube. A refractor typically will give higher quality images of planets than other telescopes of similar aperture.


Catadioptric Telescopes:

Telescopes using a combination of both mirrors and lenses are called catadioptrics. There are many different designs. Examples of these are the Schmidt-Cass grain and the Maksutov-Cassegrain. Usually a full aperture lens is used to correct aberrations in a compound reflecting telescope. The corrector lens also increases the performance of the instrument as air currents are eliminated. The main advantage of the design is that, because the light path is folded back on itself, it provides a very portable, short physical length telescope with a long focal length.


Benefit:

1. The aperture of a telescope is several times larger than the aperture of human eye so that the objects that can not be normally seen by unaided eye can be seen. Light- gathering power of a telescope is proportional to the area of its aperture and hence depends on the square of the radius of the mirror. Therefore a 20 cm diameter telescope collects four times more photons than a 10 cm diameter telescope.


2. A telescope can be equipped to record light over a long period of time, by using photographic film or electronic detectors such as photometers or CCD detectors while the eye has no capability to store light. A long-exposure photograph taken through a telescope reveals objects too faint to be seen with the eye, even by looking through the same telescope.


3. A third major advantage of large telescopes is that they have superior resolution, the ability to discern fine detail. Small resolution is good. The resolution is directly proportional to the wavelength being observed and inversely proportional to the diameter of the telescope.


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Featured hubble picture space telescope Items
Pentax DCF SP 10x43 Binocular



Pentax DCF SP 10x43 Binocular
Offering different magnifications ranging from eight to 12.5 times, the DCF SP-series models are housed in a nitrogen-filled magnesium-alloy waterproof body (JIS Class 6) and protected with a full-body rubber housing. They deliver exceptional image quality, thanks to an inner-focus optical design incorporating hybrid aspherical eyepiece lenses, high-resolution phase-coated roof prisms, hydrophobic coating on objective and eyepiece lenses, and multi-coated optical elements. Their lightweight design and long eye relief allow for fatigue-free viewing, even during extended observations. They also come equipped with such user-friendly features as an extra-short minimum focusing distance, a diopter adjuster with lock mechanism, and helicoid-type eyepiece rings with four click stops.



Astronomy Hacks: Tips and Tools for Observing the Night Sky (Hacks)



Astronomy Hacks: Tips and Tools for Observing the Night Sky (Hacks)
Why use the traditional approach to study the stars when you can turn computers, handheld devices, and telescopes into out-of-this-world stargazing tools? Whether you're a first timer or an advanced hobbyist, you'll find Astronomy Hacks both useful and fun. From upgrading your optical finder to photographing stars, this book is the perfect cosmic companion. This handy field guide covers the basics of observing, and what you need to know about tweaking, tuning, adjusting, and tricking out a 'scope. Expect priceless tips and tools for using a Dobsonian Telescope, the large-aperture telescope you can inexpensively build in your garage. Get advice on protocols involved with using electronics including in dark places without ruining the party. Astronomy Hacks begins the space exploration by getting you set up with the right equipment for observing and admiring the stars in an urban setting. Along for the trip are first rate tips for making most of observations. The hacks show you how to:

  • Dark-Adapt Your Notebook Computer
  • Choose the Best Binocular
  • Clean Your Eyepieces and Lenses Safely
  • Upgrade Your Optical Finder
  • Photograph the Stars with Basic Equipment
The O'Reilly Hacks series has reclaimed the term "hacking" to mean innovating, unearthing, and creating shortcuts, gizmos, and gears. With these hacks, you don't dream it-you do it--and Astronomy Hacks brings space dreams to life. The book is essential for anyone who wants to get the most out of an evening under the stars and have memorable celestial adventures.



Nikon Coolpix 5700 5MP Digital Camera w/ 8x Optical Zoom



Nikon Coolpix 5700 5MP Digital Camera w/ 8x Optical Zoom
Nikon's Coolpix 5700 digital camera combines Nikon's world-renowned Nikkor optics, an 8x optical zoom, and a 5-megapixel CCD sensor for superior image quality. With its maximum resolution of 2,560 x 1,920 pixels and file sizes of up to 15 MB, you can create brilliant color prints sized 16 by 20 inches and beyond. The Coolpix 5700 provides great control over picture composition, and plenty of latitude to crop and resize images without digital artifacts becoming noticeable in the final print.

The 8X optical zoom Nikkor lens offers a 35-280mm zoom range (35mm equivalent), and uses Nikon-developed ED (extra-low dispersion) glass. For even greater magnification, the stepless 4x digital zoom provides for a maximum zoom range of 32x, so you can capture details even from great distances.

The Coolpix 5700 features Nikon's exclusive clear-image mode for lower-resolution shooting, plus noise-reduction mode for use with longer exposures. It also offers a three frame-per-second burst mode and a top shutter speed of 1/4,000 second, great for action-packed outdoor and sports photography.

You can frame subjects using the various-angle LCD monitor, or the new electronic viewfinder for through-the-lens viewing of scenes and menus. Nikons "quick review" makes viewing images on the included memory card a snap, and a five-area multi autofocus lets you pick your focus spot.

Its movie mode enables you to record full-motion video for up to one full minute with sound. A built-in speaker provides instant confirmation and playback capabilities for digital movies.

The Coolpix 5700 comes equipped with an automatic pop-up flash, plus a hot shoe for additional flash units. The bundled NikonView 5 browser software (for Mac and Windows) makes it simple to organize, retrieve, and print images. It includes a lens cap, camera strap, 16 MB CompactFlash card, AV cable, USB cable, rechargeable lithium-ion battery (EN-EL1), and battery charger. It is compatible with type I and II CompactFlash memory cards, as well as IBM Microdrives (512 MB and 1 GB).



Celestron 52252 100mm Ultima Zoom Spotting Scope



Celestron 52252 100mm Ultima Zoom Spotting Scope
The largest aperture scope in the Ultima line, the 100mm Ultima offers more than 50% brighter images than the 80mm, allowing for better performance in low light conditions. The 100mm refractor features excellent multi-coated optics packed into a portable and durable refractor design and comes standard with a 22-66x zoom eyepiece. This series was designed to perform well in a range of viewing situations, making it a great all-around optical instrument. You'll love it for observing nature and long distance spotting. The green rubber optical tube allows for subtle observation in any nature environment. Ultima spotters are a great companion for any nature or outdoor enthusiast.



Learning Resources - Spill Your Guts   Human Body Game



Learning Resources - Spill Your Guts   Human Body Game
The pressure's on as kid surgeons try to assemble all the patient's organs - without spilling its guts. Players answer questions about the human body. When they answer correctly, they earn an organ to place in the body tray. Answer incorrectly and players must spill the guts and start over. Collect the most correctly answered question cards to win. Game features 11 plastic organ pieces and 100 true/false question cards. Clear plastic body tray measures approximately 16" long. For 2 to 4 players.



Roamer 10x21 DPC I Binoculars



Roamer 10x21 DPC I Binoculars
Affordable and stylish, these all-purpose binoculars are amazingly compact in size and light in weight so you can easily carry them no matter where your destination. Ultra Compact and Lightweight. Designed to fit snug in a pocket or your hand so you never leave them behind again. Fully Multi Coated Lens with UV Ray Protection. Designed to limit the glare and/or reflections that can be present during viewing while helping to protect your eyes from potentially harmful UV rays. Superior Optics. Olympus designed lenses are coated for superb optical performance. Short Range Capability. Minimum focusing distance provides excellent short-range ability so they can be comfortably used indoors as well as outdoors. Convenient center focus knob for easy, accurate focusing Built-in dioptric correction adjusts to individual eyesight



Celestron 127EQ PowerSeeker Telescope



Celestron 127EQ PowerSeeker Telescope
The Celestron PowerSeeker 127 is a 5" equatorial reflector with a big enough aperture to show clear views of the brighter star clusters, nebulas, and galaxies. Its Newtonian reflector optics give you detailed and sharp views of the Moon and planets without the faint purple haze of chromatic aberration (spurious color) that surrounds every bright object in every refractor scope in this price range. The construction of the optical system has all-glass optical components with high reflectivity aluminum mirror coatings for enhanced image brightness and clarity. The equatorial mount has slow motion controls in both axes, to let you easily track objects across the sky. The Celestron PowerSeeker 127 has a light grasp 329 times that of the sharpest eye. The 1.25" focuser has dual focusing knobs for precise image control with either hand. The large focus knobs are easy to operate, even while wearing gloves or mittens in cold weather. The 4mm eyepiece is right at the scope's usable magnification limit on the rare nights of very good seeing conditions. An optional 6mm or 7mm eyepiece comes closer to providing the highest useful power on a night in/night out basis. By aligning the mount on the north celestial pole, you only need to turn one slow motion control knob to follow planets and stars as they travel across the sky. A counterweight on the opposite side of the mount from the telescope balances the weight of the optical tube and makes it easy to move the scope effortlessly from one part of the sky to another. There are two slow motion control knobs connected to the mount by long flexible cables so they are easy to reach while observing. 0.91 arc seconds Resolution 5 Aperture



hubble picture space telescope in the news
NASA Hubble Space Telescope Daily Report #4677 (SpaceRef)

Wed, 20 Aug 2008 14:29:13 GMT
NASA Hubble Space Telescope Daily Report #4677

The aim of this article was to spread as much information on reflecting telescope as possible. We surely do hope that we have succeeded in it.

A reflecting telescope Artilce for Your Viewing
Factors to Consider When Purchasing a Telescope



When you go to purchase your first telescope, there are many things you should consider before buying it. Among them are portability, Maintenance, Storage Space, and Price. The goal is to get the most viewing ability for what you can afford.
If you live in the city and long for some clear skies at night to view, you may have to move Telescope Pictures the telescope to a better seeing area. Usually in the country or rural area, you can get a beautiful expanse of sky in which to use to view your objects. Make sure your telescope is easy to carry and will fit in your car Astronomy Telescope. Another good rule is to make sure you know how to assemble it in the dark.
Maintenance is upkeep of the telescope and its pieces. Probably the most common maintenance will be keeping the mirrors Canon Digital Camera Telescope Casual or lenses aligned properly. Also, the open ended telescopes are famous for collecting dust and debris. You may have to clean the mirrors and then realign them.
When you are not using your telescope, find a safe place for it to stay. You need a space that is dust and moisture free as possible. Cover your telescope, when not in use, to prevent dirt and dust from getting into it.
The prices for telescopes vary these days from inexpensive to Brass Telescope expensive and everything in between. They can range from the $2 toy store model to a few thousand dollars. So know what you are looking for before you buy. You may even try a used one to see if the type is really what Astronomy For Kids you want. Depending on the type, here are some average costs for a few common Hidden Camera telescopes: Small Reflectors - $250 to $1000 Astronomy Com, Achromatic Reflectors - $250 to $1000, Large Reflectors - $300 Telescope Eyepieces to $2000, Compound Telescopes - $1000 to $3000, and Apochromatic Refractors - $2000 to $10,000.



reflecting telescope Products we recommend
Unusual Telescopes



Unusual Telescopes
In this book, Peter Manly surveys more than 150 unusual telescope designs. These are telescopes built by amateur and professional astronomers to suit some special need. There is, for instance, an inflatable telescope and one with a liquid mirror. Every so often a neglected design comes back into fashion: the largest telescopes now under construction use the alt-azimuth design that was ignored for over a century, and liquid mirror telescopes can be used for zenithal astronomy. The author shows why a particular engineering approach makes each telescope unique and explains the rationale behind the design. The effects on telescope performance are discussed where possible. This is not just a collection of weird and wonderful devices that proved to be false starts; the author also discusses the first instrument to measure star diameters and the first useful radio telescope. This book is a resource and stimulus for anyone who likes to build astronomical telescopes or is interested in the history of telescope-making.



Scientific Explorer's Star Rocket Science Kit



Scientific Explorer's Star Rocket Science Kit
Shoot for the stars! The New Scientific Explorer Star Rocket streaks skyward up to 200 feet at unbelievable speeds. Featuring a patented baking soda and vinegar powered design, the 22-inch Star Rocket is carefully engineered for maximum performance thrills.

Assemble this high-flying rocket in just a few minutes and launch it over and over again. Plus, your little scientist will have a "blast" experimenting with different rocket features. Does balsamic vinegar make better fuel than regular vinegar' Can you determine which fin and fuselage configurations create the optimum flying performance' The perfect introduction to chemistry and physics. Rocket measures 22 inches long.



Nikon Travelite 12x25 V Rubber Armored Binocular



Nikon Travelite 12x25 V Rubber Armored Binocular
Quick central focusing / Compact rubber coated design for easy grip / Multicoated optics / BaK4 high index prisms / Aspherical lense eliminates distortions



Minox 8x25 Macroscope



Minox 8x25 Macroscope
With this powerful mini-telescope with superb macro, everything is clear! Highly innovative and showing all the classic technical capabilities of the MINOX company is the best way to describe the MINOX Macroscope. This unique compact miniature telescope, measuring just 3.6" x 2.2" x 1.7" that fits neatly into the palm of the hand, gives the user not only high optical performance but an extremely close-focus distance of only 13.8 inches.



Aurora Australis Southern Lights Photo



Aurora Australis Southern Lights Photo
This view featuring the Aurora Australis or southern lights was photographed by a crewmember aboard the Space Shuttle Discovery during the STS-114 mission.

Date Taken : August 6, 2005
Credits: Johnson Space Center NASA




Brunton Eterna® Monocular 6X30



Brunton Eterna® Monocular 6X30
The Brunton Eterna Monocular offers lightweight and compact convenience for the observant backcountry enthusiast who likes to go light. With the Eterna Monocular, you'll get the benefits of Brunton's most sophisticated binoculars like compatibility with or without eyeglasses, phase coating for crystal clear clarity, and waterproof parts inside and out for 100% protection from the elements. Whether you're scoping a line on the powder laden peak in the distance, catching a close-up of a rare bird, or just checkin' things out, you'll appreciate the Eterna Monocular's generous 341 ft. field of view at 1000 yards.



Nikon 10 x 36 Monarch ATB, Water Proof Roof Prism Binocular with 6° Angle of View, U.S.A



Nikon 10 x 36 Monarch ATB, Water Proof Roof Prism Binocular with 6° Angle of View, U.S.A
Nikon has mastered the art of effectively shrinking the size and weight of optics for the hunter without shrinking in the field performance-and the new 8x36 and 10x36 Monarch are no exception. Boasting a 367-foot field-of-view in the 8x and 314-foot in the 10x, Nikon has virtually matched the field-of-view ofits 8x42 and 10x42 models-but in packages that each weighs-in under 20 ounces and measures just over 5 inches in length. Like the entire Nikon Monarch family, the new 8x36 and 10x36 Monarch ATB are fully waterproof and fogproof and feature fully multicoated lenses for maximum light transmission and image quality. The new ATBs incorporate Nikon's exclusive Eco-Glass (made without the use of arsenic or lead) for all lens and prism elements. Prisms feature phase-correction coatings and high reflection mirror coatings for superior sharpness and resolution. Ergonomic styling, mated with a rubber armored exterior, provides added shock resistance and a firm grip, wet or dry. Turn and slide rubber eyecups with multi-click adjustments, complemented by long eye relief (17mm in the 8x36, 15mm in the 10x36), allow thebinoculars to be used as comfortably by eyeglass wearers as those with uncorrected vision. A large central focus wheel and adjustable diopter make focus easy to achieve and maintain, even while wearing gloves. . Like all Nikon binoculars, the Monarch ATBs are covered by Nikon's 25-year limited warranty and the exclusive No-Fault Repair/Replacem



Current reflecting telescope News
Mad Dog 21/21: Newtonian Economics - IT Jungle

Mon, 04 Aug 2008 02:52:08 GMT

IT Jungle

Mad Dog 21/21: Newtonian Economics
IT Jungle, NY - Aug 3, 2008
He invented the reflecting telescope, a device that significantly improved the quality of images available to astronomers and is still the basis of nearly ...


Thursday, August 21, 2008

It took great skill and will power to complete this article on cheap telescopes. We also request you to use your skill and will power to understand this matter.

A Featured cheap telescopes Article
Why A Telescope Mount Is A Necessity For Stargazing


If you have ever tried looking through a telescope without a telescope mount to steady your equipment, you understand the difficulty of focusing on a set object in the night skies. Compound that problem with a heavenly body that is actually moving across the sky and you realize that it is almost impossible to track this object. There is no doubt, stability of your telescope is key to enjoyable stargazing.

Purpose of a Telescope Mount

A telescope mount provides a stable platform for your telescope, whether it is a refracting telescope, reflecting telescope, Dobsonian telescope, or catadiotric telescope. A telescope mount will ensure that your viewing of a celestial body is not interrupted by unexpected movement. It also determines how you will position your body relative to the telescope to view the night?s sky, determining how comfortable you will be over any extended period of stargazing.

Types of Telescope Mounts

Altazimuth telescope mounts are generally used on a Dobsonian type telescope. These telescopes look like a large canister and are mounted on a chassis that provides limited mounting capabilities. With this type of mount, the telescope can be adjusted in up and down or left and right positions. This range of movement in a telescope mount is generally fine for the beginner and intermediate astronomer.

Equatorial mounts are more advanced and allow for greater movement to coincide with the movement of planet Earth. As good as this sounds, there is a level of skill required by the user. The user will need to understand the planet movement and be required to make minor adjustments to the telescope mount. This type of mount is usually reserved for higher quality telescopes, so it is really geared for the intermediate to advanced astronomer. However, with a little experience and practice, the mount could be used by most stargazers.

In this hi-tech era, computers have become an integral part of astronomy and are used to move and track heavenly bodies. Well, an advanced telescope mount, though expensive, is available that provides this kind of computer tracking and superior viewing options. This mount even facilitates the viewing through the computer monitor as well as the eyepiece, with a few clicks of your mouse moving the mount into position.

Choosing the Right Mount

In choosing the right mount, you must first determine what the intended use of the telescope is. Other considerations are the skill level and specific needs of the operator. Determining the type of terrain the mount will be used on will dictate the stability requirements. And, of course, your astronomy budget will play a major role in what type of telescope mount you will purchase.

Choose a mount that will allow for a comfortable body position for times of extended viewing. Nothing can ruin a stargazing experience faster than being required to contort your body in unnatural positions to get a satisfactory view of your desired object.

So, to choose the right telescope mount, take the time and effort to research the different brands of telescope mounts and the various quality levels available. Then, and only then, choose the one that best suits your needs and falls within your budget limits. It can make the difference between a comfortable, enjoyable stargazing experience and a cramped, short-lived outing.


About the Author:

Learn more about telescope mounts by visiting www.a1-telescopes.com where you will find tips on selecting a telescope mount for easier viewing and telescope set-up.





cheap telescopes Items For Viewing
Long Sleeve T-shirt with cat, telescope, looking



Long Sleeve T-shirt with cat, telescope, looking
Gildan Long Sleeve Tee
* 6.1 oz., 100% preshrunk cotton jersey
* Seamless collar taped neck and shoulders
* No center crease (quarter-turned) full cut



New Cosmic Horizons: Space Astronomy from the V2 to the Hubble Space Telescope



New Cosmic Horizons: Space Astronomy from the V2 to the Hubble Space Telescope
New Cosmic Horizons tells the extraordinary story of space-based astronomy since the Second World War. Starting with the launch of the V2 rocket in 1946, this book explores the triumphs of space experiments and spacecraft designs and the amazing astronomical results that they have produced. David Leverington examines the fascinating way in which the changing political imperatives of the United States, USSR/Russia and Western Europe have modified their space astronomy programs. He covers all major astronomy missions of the first fifty years of space research: the Soviet Sputnik and American Explorer projects, the subsequent race to the moon, solar and planetary missions, and the wonders of modern astrophysics culminating in the exciting results of the Hubble Space Telescope. Extensively illustrated, New Cosmic Horizons offers amateur and professional astronomers an unusual perspective on the history of astronomy in our time. David Leverington was Design Manager of the GEOS Spacecraft and Meteosat Program Manager for ESA in the 1970s. During his tenure as Engineering Director at British Aerospace in the 1980s, he was responsible for the Giotto spacecraft that intercepted Halley's comet, and the Photon Detector Assembly and solar arrays for the Hubble Space Telescope. He is a Fellow of the Royal Astronomical Society. He lives in Essex, England.



Tasco Luminova 675x60mm Refractor Telescope - 40060675



Tasco Luminova 675x60mm Refractor Telescope - 40060675
A powerful but economical 900mm focal length refractor telescope for beginning amateur astronomers. Includes solar viewing screen.



Woman With Telescope Sweatshirt



Woman With Telescope Sweatshirt
Gildan - Crewneck Sweatshirt
A value fleece, made from Air Jet Spun Yarn, offers a soft feel and no pill, wash after wash.
7.75-ounce, 50/50 cotton/poly; double needle throughout, banded bottom, 1 x 1 athletic rib with Lycra, set-in sleeves.



Galileo FS102DX 1100 x 102mm Catadioptric Telescope



Galileo FS102DX 1100 x 102mm Catadioptric Telescope
1100mm optical telescope assembly 102mm aperture 20mm eyepiece 6.8mm/16mm zoom eyepieces 3x Barlow lens Elevated Mars eye finderscope Metalhelical rack&pinion focuser Adjustable primary mirror Adjustable cradle Vertical slow-motion control Counterweight Vertical locking knob Includes pre-assembled metal tripod with level bubble&compass, accessory tray, 2 dew caps&Galileo Planetarium software with instructional video 1-year warranty



Tools of Radio Astronomy (Astronomy and Astrophysics Library)



Tools of Radio Astronomy (Astronomy and Astrophysics Library)

This substantially rewritten and expanded fourth edition outlines the most up-to-date methods and tools of radio astronomy. Tools of Radio Astronomy gives a unified treatment of the entire field of radio astronomy, from centimeter to sub-millimeter wavelengths and using single telescopes as well as interferometers. The basic physical principles are described and a complete outline of the instrumentation, observational techniques, and methods of measurement and analysis are given. The goal of this standard reference and text is to prepare readers to carry out observations and relate the data to physical processes in interstellar space. In this fourth edition, the chapter on interferometry and aperture synthesis has been thoroughly revised in the light of most recent developments, as has been the chapter on molecules in interstellar space, and material on receiver technology.



Star Ware: The Amateur Astronomer's Guide to Choosing, Buying, and Using Telescopes and Accessories



Star Ware: The Amateur Astronomer's Guide to Choosing, Buying, and Using Telescopes and Accessories
Praise for Star Ware

"Star Ware is still a tour de force that any experienced amateur will find invaluable, and which hardware-minded beginners will thoroughly enjoy."

- Robert Burnham, Sky & Telescope magazine

"Star Ware condenses between two covers what would normally take a telescope buyer many months to accumulate."

- John Shibley, Astronomy magazine

Whether you're shopping for your first telescope or your fifth, don't be surprised if you feel overwhelmed by the dazzling array of product choices, bells and whistles, and the literature that describes them all. That's why you need Star Ware.

In this revised and updated Fourth Edition of the essential guide to comparing and selecting sky-watching equipment, award-winning astronomy writer Philip Harrington takes you telescope shopping the easy way. He analyzes and explains today's astronomy market and compares brands and models point by point. Star Ware gives you the confidence you need to buy the telescope and accessories that are right for you and the knowledge to get the most out of your new purchase, with:
*

Extensive, expanded reviews of leading models and accessories-including dozens of new products
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A clear, step-by-step guide to every aspect of selecting telescopes, binoculars, filters, mounts, lenses, cameras, film, star charts, guides and references, and much more
*

Ten new do-it-yourself projects for building your own astronomical equipment
*

Easy tips on setting up, using, and caring for telescopes and other astronomical equipment
*

Lists of where to find everything astronomical, including Web sites and resources; distributors, dealers, and conventions; and corporate listings for products and services



Headlines on cheap telescopes
Astronomers Ask Archaeologists Aid

Sat, 02 Aug 2008 11:46:16 GMT
Our latest clue is that the stuff we call Zolpidem Online energy was relatively weak, but starting to make its presence felt nine billion years ago.

Tuesday, August 19, 2008

Giving a word of appreciation or gratitude to this piece of writing on camera lenses would be enough encouragement to us to continue producing such informative articles on camera lenses.

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Stargazing Through An Online Telescope


In today's modern hi-tech world, we are able to converse with people half way around the world with a click of the computer mouse. The Internet has opened up a whole new world of information and communication. Well, the field of astronomy is no exception and has ushered in a new way of viewing the heavens - through an online telescope.

Online telescope viewing is relatively new, but can be a real benefit to those who do not own a telescope, or a telescope with photographic capabilities, and have a real interest in stargazing. Through the comforts of our own homes, we can now capture, view and study images that are obtained through observatories of celestial bodies throughout the cosmos. The Internet has provided us the opportunity to view new worlds beyond our own by accessing an online telescope.

How Does an Online Telescope Work?

The process of using an online telescope for viewing the stars and planets is relatively easy once you understand what information is required. You first will need to coordinate the viewing times and dates. Participating observatories will coordinate your request, generally initiated through an email from you, and schedule the event. You should receive an email back from the observatory confirming the subject sighting, date and time.

The online telescope camera will record the viewing of the requested location or object and post them at a particular website address. You will be notified via email of the location to view your pictures. Usually, you can just simply click on the imbedded link in the email and you will be sent to the viewing page for detailed photos provided by the camera of the online telescope.

Just having access to some of the top observatories' telescopes for your own personal stargazing needs is incredible. The only thing better than viewing the universe through the online telescope images would be to have your own live online telescope. Unfortunately, this option would cost millions of dollars and, for most of us, exceed our stargazing budgets.

Different Online Telescope Viewing Options

When you make your request to the observatory, you can ask that the online telescope be utilized in a few different ways:

- Specify Certain Astronomical Coordinates

The first viewing method will be specific to certain coordinates. The coordinates may correspond to the position of a specific star, planet, solar system, etc. If you are confused about the specific coordinates to provide the online telescope observatory, catalogs are available of the celestial bodies and their respective locations.

- Request a Specific Planet, Star, or System

Another method that might be slightly easier is to request a specific star or planet be photographed by the online telescope. The observatory can also provide a more general image of larger areas of space. In addition, the participating observatory may grant requests for the use of different colored filters for your images.

If you are an amateur astronomer and want to experience the power and quality of a multi-million dollar piece of astronomy equipment, go to the Internet and search for 'online telescope' or 'camera online telescope'. There you will find participating observatories that are willing to open up the universe to you through their telescope's exceptional images of the cosmos!


About the Author:

Bill Wilson is a researcher and writer for online publications. To learn more about online telescope viewing, visit www.a1-telescopes.com.





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Learning Resources - Spill Your Guts   Human Body Game



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The pressure's on as kid surgeons try to assemble all the patient's organs - without spilling its guts. Players answer questions about the human body. When they answer correctly, they earn an organ to place in the body tray. Answer incorrectly and players must spill the guts and start over. Collect the most correctly answered question cards to win. Game features 11 plastic organ pieces and 100 true/false question cards. Clear plastic body tray measures approximately 16" long. For 2 to 4 players.



Through the Eye of Hubble



Through the Eye of Hubble
From the eerie view of newborn stars emerging in the Eagle Nebula, to the amazing peek at protoplanetary disks hiding in the Orion Nebula, to the spectacular look at the faintest galaxies ever yet seen, this new set of images from the Hubble Space Telescope is sure to amaze viewers. These incredible images and the new discoveries they represent are explained in fascinating descriptive captions provided by the Exploration in Education program at the Space Telescope Science Institute. There are 22 images in all.



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Nikon Premier LX-L 8x32 Binocular with Ultra-Wide View
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Meade 128 3x Barlow Lens (1.25")



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Inserted into the telescope's eyepiece holder, these Barlow lenses respectively double or triple the power obtained when an eyepiece is used alone. Both Barlow lenses include two optical elements for high-resolution, color-corrected imaging.



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Canon EF-S 55-250mm f4-5.6 IS Lenses

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Looking for a great price for a Canon EF-S 55-250mm f4-5.6 IS lens? Check out our selection of super buys on this page, for the best deals on Canon EF-S 55-250mm f4-5.6 IS lenses! These listings are... Read more.

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Large Binocular Telescope



The LBT or Large Binocular Telescope is the world's most powerful optical telescope Telescope Accessory. It will allow scientists to view planets and stars in our galaxy. It is housed in Arizona's Mount Graham International Observatory. The telescope is housed in a sixteen story structure, and the top ten floors of the structure rotate.
A fifty-five ton mirror and its steel transport box were recently transported 122 miles to get to Arizona. There is the eighteen ton mirror which is made like borosilicate honeycomb. The mirror was transported in November of 2003 to its final home. It took three days and plenty of planning for it to arrive unscathed.
The journey actually began when the mirror was spun cast in the giant rotating furnace back in 1997. The team at th Mirror Lab have been creating Psp Camera new mirror technologies for the past twenty years. After casting, it was polished using a stressed-lap technique. The parabolic face of the mirror is precisely one millionth of an inch over the entire mirror. The mechanical parts were tested in Italy and shipped to Arizona. Partnerships all over the world helped to bring this telescope into being. The Arizona State University, Observatories in Milan, Padua, Rome, and Florence, Ohio State University, University of Notre Dame, and the University of Virginia all own a part of this Large Binocular Telescope.
The Telescope Store LBT's Antique Telescope second primary mirror is 8.4 meters and polishing began soon after the first mirror Nikon Digital Camera was done. Together, the two mirrors cost Underwater Camera approximately Surveillance Camera twenty-two million. The twin 8.4 meter mirrors are Camera Lenses on a single telescope mount. The images they receive are nearly ten times sharper than the Hubble. Olympus Digital Camera The LBT is capable of seeing planets beyond our solar system and will allow scientists to look deeper into the universe.



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Hubble Telescope



Hubble Telescope



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Choosing and Using a Schmidt-Cassegrain Telescope : A Guide to Commercial SCTs and Maksutovs (Practical Astronomy.)



Choosing and Using a Schmidt-Cassegrain Telescope : A Guide to Commercial SCTs and Maksutovs (Practical Astronomy.)
Amateur astronomy is becoming more and more popular, mostly because of the availability of relatively low-cost astronomical telescopes of superb quality - commercially-made Schmidt-Cassegrain and Maksutovs. Rod Mollise's book contains everything amateur astronomers need to know about these telescopes. Featuring (but not exclusively) the ubiquitous Meade and Celestron ranges, he describes what these instruments will do, how to use them, and which are the best to choose. This book includes everything! There are sections on accessories, observing techniques, and hints and tips gleaned from his 25 years experience with this type of telescope: cleaning, collimating, maintaining the telescope and mounting; using the telescope in various conditions; computer control; imaging (wet, digital and CCD). This is the perfect book for amateur astronomers who are about to invest in a new Schmidt-Cassegrain or Maksutov telescope, or for those who already have one and want to get the best out of it.



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Basic Creative Photography Workshop by newomen.net

Mon, 18 Aug 2008 17:01:10 -0700
Start: Aug 30, ‘08 1:30p End: Aug 30, ‘08 5:30p Location: Ortigas Center Intended for novice photographers and photo hobbyists, this workshop will cover the following topics: History of Photography Parts of the Camera Digital vs. Analog DSLR SLR Exposure Aperture Shutter Speed ISO Compositon Rule of thirds Leading Line Filling the frame Depth of Field Framing Pattern Basic Lighting 3 pt. Lighting high key low key middle key Photography Styles Commercial Art Everyday

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How To Buy A Telescope


So you have decided that you want to take up astronomy. Many do! It?s a fascinating hobby after all. Many take up astronomy because their interest has been fired by a TV documentary which introduces them to the wonders of the heavens. Others become interested after talking to an avid amateur astronomer, and get bitten by the bug of wanting to look at a closer view of the stars and planets.

Still others were interested as children, but then lost the interest, only to have it rekindled in later life, perhaps by seeing a TV documentary, talking to an amateur astronomer, or maybe just one day looking up at the night sky and being bitten with a longing for those long-forgotten childhood pleasures of discovering the universe.

So the next step is, of course, to go out and buy a telescope. Or is it? Here?s a strange piece of advice, think of a pair of binoculars first. Why? Because, quite simply, a good pair of binoculars will allow you to see much of what you can see with a telescope. And a good pair of binoculars can often give a better view (a much better view in many cases) than a cheap telescope.

This is because binoculars have a wide field of view and allow you to navigate the sky very easily. Many great things can be seen with binoculars, including hundreds of thousands of stars, many of the most striking star clusters and most of the planets of the solar system. You can also see much of the detail of the moon, including craters and mountains.

But eventually you will want a telescope. And as with all purchases, the best thing to do is ask an expert which is the best one. And where do you find experts? At your local astronomy club, of course. Ask the members about the pros and cons of the different telescopes. Every telescope has its advantages and disadvantages. With the experience of a pro under your belt you?ll be able to buy the telescope that?s right for your viewing needs.

Happy viewing.


About the Author:

telescopeplanet.info gives advice on skywatcher telescopes.





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Humvee 12x25 Telescope [ Model HMV-B-TELESCOPE ]
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Echo Pocket Scope



Echo Pocket Scope
What could be the spy-s most valuable tool, Brunton-s 7X18 monocular is remarkable. Built with BaK-4 prism glass, the multi-coated Pocket Scope has a near focus of only 13 inches. Quality optics have never been so small. Take a peek at the Echo Pocket Scope before it takes a peek at you.



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Want to help kids understand biology, physics and chemistry' A dose of gross helps science makes sense. This game covers all the major scientific disciplines in a way that's engaging to kids. Features icky experiments and outrageous activities. Includes a game board, 140 Question cards, 50 Gross-Out cards, 30 Lab cards, a die and a jar of slime. Winner of iParenting Media Award. For 2 to 4 players.



Celestron C65 Mini Mak Waterproof 30 to 90x65 Spotting Scope



Celestron C65 Mini Mak Waterproof 30 to 90x65 Spotting Scope
The Celestron 52235 C65 Mini Mak Waterproof 30-90 x 65 spotting scope brings portability to a new level. This tiny but powerful spotting scope comes with a tabletop tripod with built-in slow motion controls, a built-in zoom eyepiece capable of 30x to 90x magnification, multi-coated optics, and a handy carrying case that allows the scope and tripod to break down to an even more portable configuration for traveling. Rubber-coated and waterproof, the Maksutov optical design is recognized for being extremely portable and easy to use, with a wide variety of terrestrial and astronomical applications. The Celestron 52235 also comes with Celestron's No Fault Limited Lifetime Warranty.

What's in the Box
Celestron 52235 Spotting Scope, tripod, and soft carrying case.



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Celestron NexStar 102 SLT Computerized Telescope



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The popularity of our previous short tube refractor models inspired us to go a step further with the introduction of our NexStar 102 SLT. You'll find that astronomical viewing is a delight with this large, powerful 4" telescope. The 102 SLT offers a 63% increase in image brightness over 80mm models. This short-tube telescope with a fast f/5 optical system gives images that are bright and crisp.

And the 102 SLT, like the other models in the SLT Series, comes with a fully computerized hand control with a database of over 4,000 celestial objects! With its pre-assembled, adjustable steel tripod, the NexStar 102 SLT can be up and ready to use in a matter of minutes. Our new SkyAlign alignment technology and the included StarPointer Finderscope with a red LED makes aligning a breeze.

Because of its wide 1.7 ° field of view, the NexStar 102 SLT is optimal for scanning large areas of the sky and for superb terrestrial (land) viewing. A wonderful entry to mid-level astronomical scope, with the use of an optional erect image diagonal, the 102 SLT can also be used as a land-based spotting telescope.




Current griffith observatory News
WSP's JB to sing N. Anthem - JamBase

Tue, 12 Aug 2008 16:18:36 GMT

WSP's JB to sing N. Anthem
JamBase, CA - Aug 12, 2008
And while we're talking about Panic, check out this acoustic performance by JB, Sunny, and Jimmy at the Griffith Observatory while the band was in LA over ...


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A buy a telescope Artilce for Your Viewing





What Your Telescope Can Do



The reason you bought a telescope is to view the night sky in all its glory. Telescopes can bring those objects closer and give you an idea of what is out there in th universe. Some of the objects you may see are the moon, planets, Astronomy Picture and the sun. With a little practice, you may be Texas Instruments able to spot some comets, stars, nebulae, and maybe even other galaxies.
The Moon is the best object to view at first because of its prominence and brightness in the night sky. You can follow its phases and get a different view ever night. You might see its mountains, craters, or its terminator line. This is the line between light and dark where you can see a big contrast everywhere.
The Sun is one of the few objects Spotting Scopes in the sky that you can actually observe in the daytime. A word of warning here � NEVER look directly at the sun through a telescope lens. The light can cook your retinas in seconds. ALWAYS make sure you have the proper solar filter on the telescope before Telescope Accessories you gaze at the sun.
Beginning astronomers like to count the sunspots. If Scopes Monkey Trial you start sketching the spots and where they are each day, you will begin to see the pattern of the sun's rotation. Another fun thing to do is watch during a solar eclipse when the moon passes between Dobsonian Telescope the earth and sun. This is the only time you will get to see the sun's corona.
Viewing planets requires a dry atmosphere and good seeing conditions. Jupiter is the largest planet in the system, so you should be able to find it easily. Mars is difficult to focus on because of its small size. Venus is the brightest Telescope Leupold Scopes Telescope Eyepiece Dealers planet and also easy to spot. Saturn is always a neat planet because of the rings that change their angle as the planet orbits the sun. Unfortunately, Neptune, Uranus, and Pluto are very hard to locate and may only appear as tiny discs.




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Monocular - Specwell 4x 12mm
Monocular telescope with soft protective case and eye cup.



Nikon EH-60 AC Adapter (for Nikon Coolpix 2500 Digital Camera)



Nikon EH-60 AC Adapter (for Nikon Coolpix 2500 Digital Camera)
A multi-billion dollar precision optical company with worldwide manufacturing, research and marketing capabilities, Nikon was recently ranked among ten most respected brands. Nikon offers thousands of products, ranging from its flagship digital and film cameras, lenses and accessories to its microscopes, measuring and inspection instruments, binoculars, surveying equipment, eyewear, scanners, underwater systems, ophthalmic instruments, semiconductor manufacturing systems, and more. The Nikon name is equated with extraordinary photographic performance, innovation, precision and optical quality.



Vega 600 Telescope (GeoVision Precision Optics)



Vega 600 Telescope (GeoVision Precision Optics)
Both inquisitive young scientist and adults will enjoy investigating the universe through the precision optics of the Vega 600. With magnifications from 30x to 150x and rack and pinion focusing, stargazers and nature watchers are rewarded with bright, clear images. Plus it's lightweight and simple to use. All glass optics, 50mm objective lens, 2 eyepieces, 2x image erector, 5 x 24mm finder scope, 50" full-height adjustable tripod, and 2-element achromatic objective lens. Ages 8+.



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Telescope Casual WC400 Windham Contract Strap 4 Seat Dining Set
Telescope Casual WC400 Take the wholesome Windham frame and pair it with rugged pinned straps, and what do you have? A smart, stylish collection that is guaranteed to last...and last and last. Replaceable 2 wide commercial grade 100% virgin strap. This is our Windham Strap Collection. Along with our Sand Chair, this collection is a winner. Additional Information: -This package consists of four Windham Contract Strap Stacking Arm Chairs (3475) and one 48" Round Standard Glass Table (2785). -Chair Dimensions: 24.5"W x 34"H x 28.5"D -Table Dimensions: 48" Diameter x 28"H -Heavy duty extruded tubular aluminum. -Baked-on polyester powder coat finish. -Strap available in Royal Blue/Blue/White, Forest Green, White and Teal/White. -Coordinates perfectly with Windham Cushion, Key Largo, and Windham Sling Collections. -Replaceable straps are securely pinned down for extra durability. -Commercial quality -Fifteen year residential warranty. -Pictured here in Gloss White finish with Teal/White strap. About Telescope Casual Telescope has stood the test of time. Collections like Gardenella have been around for nearly 30 years, and Director Chairs are still very popular. Our powder-coated frames and replaceable straps and slings are often imitated, but with Telescopes high-quality craftsmanship and customer warranty, you wont find a better value. Telescopes Collections Include: -Cast Aluminum Collections -Cushion Collections -Sling Collections -Strap Collections -Director Chair Collections -Beach Chairs & Folding Leisure Furniture -Market & Drape Umbrellas -Table Collections -Accessory Items Shaping the future of outdoor furniture design, we at Telescope are striving to remain an industry leader in quality control, innovations, unsurpassed customer service, education, and employee/dealer support, today and for the next 100 years. Telescope Casual Furniture Warranty If your Telescope powder coated frame fails structurally during normal usage within 15 years from the date of pu



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20Q is back and this time it's taking on themes! These latest versions of 20Q use new questions to read minds and astound players. Now music lovers can try their hand at fooling 20Q in their own areas of expertise. 20Q Music knows everything about sports heroes, teams, events, and much more! Features all new music questions, answers, and intelligent banter, as well as a light switch for night or indoor play. Trans-reflective easy-to-read screen, and an undo button to let you change your answer. Requires two AAA batteries, included. For ages 8 and up.



8 x 21mm Compact Binoculars



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Headlines on buy a telescope
Particular Reference To The Region Within 3 Kpc Of The Center

Tue, 12 Aug 2008 16:37:16 GMT
They show a variety of structure, some indicating galaxy mergers, which is one of the mechanisms for galaxies to grow.