Proxima d: Tiny exoplanet is third spotted in nearest star system to us

A star system just 4.2 light years away called Proxima Centauri is already known to contain two exoplanets, and now astronomers have spotted a third Space 10 February 2022 By Chen Ly An artist’s impression of Proxima d ESO/L. Calada Source: European Southern Observatory A third planet has been detected orbiting the closest star to … Read more