The planet, called Proxima b, is approximately 4.2 light years away. If it has water and oxygen, it could potentially be home …

The existence of a planet the size of Earth around the closest star in the alpha centauri star system, Proxima Centauri, has …

ESPRESSO confirms the presence of an Earth around the nearest starThe existence of a planet the size of Earth around the closest star to the Sun, Proxima Centauri, has been confirmed by an …

Astronomers have confirmed the presence of an Earth-like exoplanet in the star system closest to our own, Proxima Centauri.