What Exoplanet Is Closest to Earth?
The nearest exoplanet discovered so far orbits the star Proxima Centauri, located 4.2 light-years from our planet.
By Korey Haynes
Feb 20, 2020 1:00 PM
An artist's conception of Proxima Centauri b as a rocky-like exoplanet, with Proxima Centauri and the Alpha Centauri binary system in the background. The actual appearance of the planet is unknown. (Credit: ESO/M. Kornmesser)
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