BBC NEWS | Science/Nature | Water detected on distant planet
Water has been detected for the first time in the atmosphere of a planet outside our Solar System. The planet, known as HD 209458b, is a Jupiter-like gas giant located 150 light-years from Earth in the constellation Pegasus. Scientists will publish the findings in the Astrophysical Journal. However, another research team reported in February that it was unable to find evidence of water in this pla
BBC NEWS | Science/Nature | Many planets may have double suns
The dual suns that rise and set over Luke Skywalker's homeworld in the film Star Wars may be more than just fantasy, according to data from Nasa. In a classic scene from the 1977 movie, the hero gazes into the distance as two yellow suns set on the horizon. Nasa's Spitzer Space Telescope has found that planetary systems are as common around double stars as they are around single stars, like our ow
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asahi.com：太陽系の惑星、一気に３個増か 国際天文学連合が新定義 - 社会
http://www.yomiuri.co.jp/science/news/20060816it11.htm
