Published as a cover story in Science on Friday, this cosmic atlas solves a decade-old challenge in astronomy by revealing ...

Primordial supernovae got the ball rolling a quick hundred million years or so after the start of the universe.

Considered a solitary star for its lack of stellar companions, Barnard's Star is notoriously lonely—signs of any exoplanets ...

NASA and SpaceX delay astronaut recovery mission; Spanish fossils may reveal unknown human species, while astronomers ...

Scientists are rethinking how to detect alien life by focusing on planets vastly different from Earth. Instead of searching ...

WASHINGTON >> Astronomers have identified a quartet of small rocky planets orbiting Barnard’s star - one of our closest ...

Scientists discovered that methyl halides, a gas produced by microbes, could be a biosignature for life on distant planets.

Strange aliens could be hiding in gases, scientists say - Gases could be found relatively easily and quickly with existing ...

Astronomers have discovered four rocky exoplanets orbiting Barnard's star, the closest single star to our solar system. All four are too hot for life due to close orbits. These findings advance the ...

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

Scientists have identified a promising new way to detect life on faraway planets, hinging on worlds that look nothing like ...

Scientists have identified a promising new way to detect life on faraway planets, hinging on worlds that look nothing like Earth and gases rarely considered in the search for extraterrestrials. In a ...