ALPHA CENTAURI HAS A PLANET!

Bad Astronomy
By Phil Plait
Oct 17, 2012 1:45 AMNov 20, 2019 1:30 AM

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Huge news! Astronomers have announced they have found a planet orbiting one of the stars making up the most famous star in the sky: Alpha Centauri, the closest star system to our own! At 4.3 light years distant, this is far and away the closest exoplanet known... and of course, it has to be.

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