Two Earth-Sized Exoplanets May Exist in Closest Star System, Hubble Observations Reveal

Artist’s conception of the Alpha Centauri binary star system and the exoplanet Alpha Centauri Bb. Our own Sun is also shown in the distance. Image Credit: ESO/L. Cal├žada/N. Risinger

The closest star system to our own Sun may have two Earth-sized exoplanets orbiting it, a new study has shown based on observations by […]