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Articles related to "Spectroscope"
Spectroscopy and Types of Spectra Spectroscopy allows astronomers to deduce the chemical compositions of distant astronomical objects. What is astronomical spectroscopy and how does it work? spectroscopy • astronomical • spectroscope • emission • absorption
More than meets the eye Thousands light the night sky to the unaided eye, dimmer or brighter, yet seldom a hint of color to make a difference from an overwhelming whiteness. But the starry zoo features a wild variety in sizes, color and life span. supernova • nova • spectra • black body • infrared
Discovery of Helium in the Sun Using spectroscopy, helium was first discovered in the Sun. Spectral lines labeled coronium and nebulium did not fit into the periodic table of the elements. helium • periodic table • chromosphere • spectroscopy • solar corona
Water on Extrasolar Planets 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? spectroscopy • extrasolar planet • astronomical • infrared • hd 209458b
Extraterrestrial planets, over 100 and counting. How astronomers detected the first extrasolar planets and how it relates to the only previosuly known example, the Solar System. extraterrestrial • exoplanet • star wobble • solar system • sun
Mars under attack A fleet of robot spacecraft launched in mid 2003 joined forces with two active orbiters in the quest to understand Mars geography, geology, climate, and to search for vestiges of life. mars • rover • spirit • opportunity • beagle |
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