An artist’s impression of the Proxima Centauri planetary system, with exoplanet Proxima c on the right. Lorenzo Santinelli, CC BY-SA Astronomers have discovered what appears to be a second exoplanet ...

An exoplanet couldn't get any closer, and now it looks like there could be a pair just around the cosmic corner. Eric Mack has been a CNET contributor since 2011. Eric and his family live 100% energy ...

Proxima c is just a candidate world for now. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. BERKELEY, Calif. — The nearest exoplanet to Earth ...