This artist's illustration shows the Jupiter-size, extrasolar planet, called HD 209458b, orbiting close to its star. Starlight heats the planet's atmosphere, causing hot gas to escape into space. Credit: NASA/ESA/G. Bacon (STScI)
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This artist's illustration shows the Jupiter-size, extrasolar planet, called HD 209458b, orbiting close to its star. Starlight heats the planet's atmosphere, causing hot gas to escape into space. Credit: NASA/ESA/G. Bacon (STScI) |
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