HD 209458 b
Planet or moon information

D. Charbonneau, T. Brown, D. Latham, M. Mayor, G.W. Henry, G. Marcy, R.P. Butler, S.S. Vogt, 1999


150 light years [1]

Revolves around

HD 209458

Alien relevance

Has water vapor; confirms fact there is water on planets other than the Solar System

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"We know that water vapor exists in the atmospheres of one extrasolar planet and there is good reason to believe that other extrasolar planets contain water vapor."
—Travis Barman(source)

HD 209548 b is a planet, that, after research, has water vapor in its atmosphere. This discovery confirms the fact that there can be water on planets other than the Solar System and, more specifically, Earth.[1]

See alsoEdit


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