The Kepler space observatory says there should be about 8.8 billion potentially habitable planets in the Milky Way. That has big implications for the search for life, and much more. Share on Facebook ...
NASA’s Kepler mission has discovered the first Earth-size planets orbiting a sun-like star outside our solar system. The planets, called Kepler-20e and Kepler-20f, are too close to their star to be in ...
Planet formation models were developed with our solar system in mind. It's certainly possible that some process could explain this in a straightforward way but was dismissed during early theoretical ...
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