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barry barry
wrote...
Posts: 11630
11 years ago
How can the light reflected off a planet reveal information about its atmosphere, even though the planet is not creating this light?
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2 Replies
Replies
wrote...
11 years ago
The light has to pass through the cool, thin gases in the planet's atmosphere, so that additional absorption lines will be added to the reflected light that were not present in the solar spectrum that reached the planet.
Would you know my name, if I saw you in heaven?

Eric Clapton
Answer accepted by topic starter
barry Authorbarry
wrote...
Top Poster
Posts: 11630
11 years ago
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