New Earth-like planet hailed as most important found outside our solar system

This artist’s impression video shows a view of the planet Proxima b orbiting the red dwarf star Proxima Centauri, the closest star to the Solar System. Proxima b is a little more massive than the Earth and orbits in the habitable zone around Proxima Centauri, where the temperature is suitable for liquid water to exist on its surface. Aug 24, 2016
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