Early Earth's Haze May Give Clue to Habitability Elsewhere
Seattle WA (SPX) Nov 12, 2015 - An atmospheric haze around a faraway planet - like the one which probably shrouded and cooled the young Earth - could show that the world is potentially habitable, or even be a sign of life itself. Astronomers often use the Earth as a proxy for hypothetical exoplanets in computer modeling to simulate what such worlds might be like and under what circumstances they might be hospitable to life. ... more
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