Articles related to "Telescopes"

Telescopes for target shooting, bird watching, astronomy and photography explained. Zoom magnification, objective lens size, camera adapters.

While purchasing a telescope for the first time is exciting, that excitement can soon fade when faced with the daunting task of how, when, and where to use it.

One of the goals of the International Year of Astronomy was to brings space to the masses. This is now easier than ever with a low-cost easy-to-assemble telescope.

In addition to visible light, astronomers use ultraviolet, infrared, radio waves, X-rays and gamma rays to study planets, stars, galaxies, and other celestial objects.

Hans Lipperhey is most often credited with inventing the telescope. However, Pierre Borel in his 1655 book said that Zacharias Janssen was its creator.

Meade's LX90 telescopes use GPS and level north technology for moderately priced, easy to use, goto telescopes.

With his telescope Galileo discovered craters on the Moon, spots on the Sun, Moons of Jupiter, phases of Venus, and stars in the Milky Way.

Capturing the visible light spectrum through the Hubble telescope shows amazing images, but the Chandra X-ray telescope captures even more impressive images.

Astronomers have been interested in producing earth-based images that are as good as the Hubble space telescope. Now the Large Binocular Telescope does that.

By 1609 Galileo had learned of the invention of the spyglass, soon to be called the telescope. As a skilled maker of scientific instruments, he decided to construct one.

SETI, or the Search for Extraterrestrial Intelligence, is the collective name for a number of on-going projects dedicated to the search for extraterrestrial life.

What is the best telescope for a beginner just starting out in observing? Follow this guide to get the most for your money.

Owners of small telescopes often wonder what else they can view besides the Moon and planets. There is a lot to see up in the dark sky, if one knows where to look.

Many people interested in astronomy pursue it as a hobby. Amateur astronomers become quite knowledgeable about the night sky from their hobby. Here's how to get started.

When deciding to become a stargazer there are many features of telescopes to consider when determining which one is right for your anticipated needs.

The classic Messier catalog of deep sky objects first started simply as a list of non-comet items.

The two main types of astronomical telescopes are reflecting telescopes and refracting telescopes.

The world will celebrate the 400th anniversary of the telescope in 2009, tempting people to buy an instrument to view the planets, moons, stars and satellites.

Until the Mt Palomar 200" telescope, Mt Wilson's Hooker 100" and the 60" were the world's largest telescopes, allowing Edwin Hubble to discover the expanding universe.

Basic physics provides a formula for calculating the smallest detail the Hubble Space Telescope can resolve on the surface of the Moon. It is larger than a flag.

It doesn't take thousands of dollars of astronomy equipment to enjoy the night sky. For much less, any new telescope owner can have everything needed for the best night.

Galileo Galilei (1564-1642) made telescopes to study the skies. What this Italian scientist discovered using them undermined fundamental beliefs about the universe.

When purchasing a beginning telescope, there are definitely some better choices than others. Here are some great options for kids and families.

The three major functions of an astronomical telescope are in order of importance: to gather light, to resolve details, and to magnify images.

The Australia Telescope Compact Array at Narrabri is the first millimetre-wave interferometer in the Southern Hemisphere. It celebrated 20 years with an Open Day in 2008.

The Parkes Radio Telescope celebrates the 40th anniversary of the moon landing on 21 July 1969.

Astronomy was considered an arcane hobby. But after Hubble returned some images that looked like Art, that perception was changed to awe.

Amateur astronomer Anthony Wesley's discovery of an impact on Jupiter illustrates how amateurs can still make important contributions to the science of astronomy.

New observations of the Orion Nebula reveal a much busier star forming scene than previously considered.

One of the lesser known tourist attractions in the San Francisco Bay Area is a day trip to Lick Observatory on Mt. Hamilton, only 20 miles from San Jose, CA.

Siding Spring Observatory, near Coonabarabran, is Australia's largest astronomy research facility. A visitors' gallery and exhibition area is open to the public.

The Zodiac constellation of Capricornus, best viewed in the fall, is home to a beautiful globular cluster.

Observatory Cerro Mamalluca in the Elqui Valley is a perfect place in Chile for astronomy. English-speaking guides and a 12 inch telescope unfold the magic of the skies.

A collision of galaxy clusters has produced a ring of dark matter that was detected by NASA and ESA's Hubble Space Telescope.

The newest planet found outside our solar system by the telescope at the European Southern Observatory is orbiting a red dwarf star named Gliese 581.

Lyra is a great target for observers with double stars, a globular cluster, and a planetary nebula.

Images of recent supernovae have enabled astronomers to identify the precursor stars of these explosions, overturning accepted theories of the evolution of massive stars.

The Milky Way Galaxy is one of 30-35 galaxies that are in the space neighborhood known as the Local Group. Here are some interesting facts about this "neighborhood."

In early April 2007 astronomers announced the discovery of water on a planet orbiting the star, HD 209458. How is it possible to detect water on an extrasolar planet?

Call them trekking poles or walking sticks, use one or two: This handy piece of equipment can do everything from hold up a tent to save knees on a steep descent.

In addition to visible light, astronomers study radio waves from the Sun, planets, stars, galaxies, and other celestial objects.

NASA's orbital observatory program contained four Telescopes to observe different electromagnetic frequencies. The Compton observatory looked for gamma-rays.

Examining two of the most popular modern self defense baton models available: the Monadnock PR24 T-baton and the ASP Telescopic tactical baton.

Looking to the heavens for guidance was common practice in history and in the present. People also looked up for time-setting, geodesics and stars at Dominion Observatory

Some of the brightest stars of the sky are clustered in the same region and can be seen best during winter evenings.

A variety of products are available for astronomy lovers to get as presents for the holiday season or any special occasion.

Astronomers used small telescopes to discover GJ 1214b, a super Earth type extra solar planet with lots of water.

How do astronomers see black holes? Less paradoxical than it appears but still extraordinary, telescope teams around the world are uncovering the heart of the Milky Way.

Give your neighborhood kids a real treat with a look through a telescope this October 31.

February begins and ends with two great planetary conjunctions and hosts a total lunar eclipse in the middle.