Astronomers have discovered four planets that are just a fraction of the mass of Earth orbiting Barnard’s Star, which is 6 ...

Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks.

Exciting new research suggests there are four miniature planets orbiting Barnard’s Star, each thought to be just 20 to 30% ...

The solar system could be packed with 1 million alien visitors, space rocks shaken away from our cosmic neighbor Alpha ...

Astronomers have revealed new evidence that not just one, but four tiny planets are circling around Barnard's Star, the ...

Astronomers have identified a quartet of small rocky planets orbiting Barnard's star - one of our closest stellar neighbors - ...

Alpha Centauri A and Alpha Centauri B, and a red dwarf known as Proxima Centauri. As it travels through the cosmos, the busy star system ejects material into interstellar space. A study ...

Though it appears as a single bright speck in the sky, Alpha Centauri is actually a triple star system, with several suspected exoplanets, including a super-Earth called Proxima Centauri b ...

Astronomers have discovered four small planets orbiting Barnard's Star, the second-closest star system to Earth, using ...

Astronomers have discovered that sulfur dioxide may help in identifying uninhabitable planets. Large amounts of sulfur ...

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.