Some astronomers have made it their life’s work to find “Earth 2.0,” a rocky planet orbiting a star just like our own Sun. It makes sense; we know life works here, so why not look for a mirror image ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf ...

Astronomers have revealed new evidence that there are not just one but four tiny planets circling around Barnard's Star, the second-nearest star system to Earth. Astronomers have revealed new evidence ...

Traveling the vast distances between solar systems is well beyond existing technology. But a new ultra-thin lightsail designed with AI could make it possible to reach the nearest star within 20 years.

A "super-Earth" has been discovered orbiting the closest single star to our Sun, scientists said Wednesday in a breakthrough that could shine a light on Earths nearest planetary neighbours.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Just six light-years from the solar system — in cosmic terms ...

For a century, astronomers have been studying Barnard’s Star in the hope of finding planets around it. Excited scientists have found three more planets around Barnard’s Star, the second-nearest star ...