Astronomers have detected a candidate planet circling the star Proxima Centauri, which lies just 4.2 light-years from our solar system. Proxima is already known to host one world, the roughly Earth-size Proxima b.
Astronomers have detected a candidate planet circling the star Proxima Centauri, which lies just 4.2 light-years from our solar system. Proxima is already known to host one world, the roughly Earth-size Proxima b.
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