The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

Does NASA have files on aliens? Jared Isaacman says no, and tells Ross Douthat on “Interesting Times” that extraterrestrials would pick a more exciting locale to visit than America’s naval bases.

A spokesperson issued a statement Friday after Trump said his team would start “identifying and releasing” government files.

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of ...

Questions about what the federal government may know about extraterrestrial life in the cosmos — or possibly even here on ...

On Thursday the U.S. president ordered the release of federal files related to UFOs and aliens, although no evidence of extraterrestrials visiting Earth is known to exist ...

There are things the NASA chief has "come across in the job that he can’t explain," but aliens are not among them.

Being able to spot the Earth, let alone any signs of life on our planet, would require an enormous telescope from 66 million ...

Barack Obama sparked a debate after seeming to confirm aliens are “real” on a podcast. The comment came as Congress continues ...

NASA’s Europa Clipper mission will perform 49 close flybys of Jupiter’s icy moon, where radiation levels reach 5,400 milliSieverts per day — lethal within hours. Beneath its frozen crust may lie a ...

NASA’s Perseverance rover has uncovered what may be the strongest evidence yet of ancient life on Mars. Inside a 3-billion-year-old sedimentary rock from Jezero Crater, scientists identified dark ...