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Encyclopediatelescopetelescope, traditionally, a system of lenses, mirrors, or both, used to gather light from a distant object and form an image of it. Traditional optical telescopes, which are the subject of this article, also are used to magnify objects on earth and in astronomy; other types of astronomical telescopes gather radio waves (see radio astronomy), X rays (see X-ray astronomy), or infrared or ultraviolet radiation. Sections in this article: The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved. More on telescope from Infoplease:
- Hubble Space Telescope - Hubble Space Telescope The $2 billion Edwin P. Hubble Space Telescope (HST) was lifted into orbit ...
- radio astronomy - radio astronomy radio astronomy, study of celestial bodies by means of the electromagnetic radio ...
- Some Giant Telescopes - Some Giant Telescopes Radio (dish-antenna) telescopes: The fixed-dish telescope (1963) near ...
- Winter Solstice - Sat., Dec. 22, 2007, 1:08 A.M. EST (06:08 UT), marks the solstice—the beginning of winter in the Northern Hemisphere and summer in the Southern Hemisphere
- Chandra: Exploring the Invisible Universe - Chandra: Exploring the Invisible Universe Sources: NASA and Harvard-Smithsonian Center for ...
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