Astronomers in France say a rocky planet orbiting a star that’s one of our closest galactic neighbors may have all the ingredients to make us earthlings feel right at home.
The planet Gliese 581d, orbiting the red dwarf star Gliese 581 about 20 light years from Earth, could support oceans, clouds and rainfall with a greenhouse effect that would moderate its temperatures, the team of scientists from the Institut Pierre Simon Laplace in Paris says in a study published this month in The Astrophysical Journal Letters.
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