Tag: Super-Earths
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Nation & World
Surfing on a super-Earth
For life as we know it to develop on other planets, those planets would need liquid water, or oceans. Geologic evidence suggests that Earth’s oceans have existed for nearly the entire history of our world.
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Nation & World
‘Godzilla of Earths’ discovered
Astronomers announced Monday that they have discovered a new type of planet — a rocky world weighing 17 times as much as Earth. This planet is all solids and much bigger than previously discovered “super-Earths,” making it a “mega-Earth.”
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Nation & World
Earth’s sister in the crosshairs
A new book by Harvard astronomer Dimitar Sasselov explains the revolution in understanding the universe that views life as a natural part of planetary evolution and that has researchers on the brink of finding worlds that echo this one.