Astronomers have discovered a "super-Earth" located just six light-years from our planet, orbiting the nearest lone star to our Sun. Named for its parent star, the exoplanet Barnard's Star b has a mass roughly 3.2 times that of the Earth, and a frigid surface temperature of -170 °C (-274 °F), making it an unlikely prospect in the search for extraterrestrial life.
.. Continue Reading Newly-discovered "super-Earth" is second-closest exoplanet to our SunCategory: Space
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from New Atlas (Gizmag) https://ift.tt/2PsYXez
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