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Tag Archives: Kepler Observatory
‘Faint young Sun paradox’ a problem for Mars (and Earth, too)
Astronomers say that billions of years ago when the Sun was young, it shone with only 70 percent its current brightness, notes Robert Craddock (Smithsonian Institution). If that were true of today’s Sun,
Posted in Reports
Tagged atmosphere, climate, climate change, faint young Sun paradox, fluvial channels, Kepler Observatory, LPSC 2013, valley networks, water, wind
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