Barnard’s Star is located just 6 light-years away from us. It is the closest single star to the Sun and the fourth closest star overall, after the three stars in the Alpha Centauri system. Just a few ...

Only a few years ago, astronomers heralded the discovery of a rocky world circling the sun's closest space neighbor ... potentially obliterating the planet’s air. Not having an atmosphere, which traps ...

The United States space agency has confirmed its Parker Solar Probe is safe after making the closest approach to the Sun ever recorded ... worlds beyond our home planet,” Fox said.

After the Alpha Centauri system, the next closest is Barnard's Star ... a star caused by the slight tug to and fro of an ...

The Trappist-1 system, just 40 light years from Earth, contains 7 rocky planets—all roughly the size of Earth. Packed tightly within the space between Mercury and the Sun, three of these planets lie ...