The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

The scientist has outlined the 'potentially devastating and irreversible long-term impacts' of unknown organisms in space ...

We’ve discovered thousands of exoplanets — but not a single confirmed exomoon. That doesn’t mean they aren’t out there. In fact, moons may be even more common than planets — and in some cases, even ...

The moon's magnetic field lasted at least 1 billion years longer than previously thought, a new study finds. This suggests that alien moons and planets may also have magnetic fields that can survive ...

The Donald Trump administration has released numerous files about reported UFO sightings as well as bizarre claims and reports about the surface of the Moon ...

Instead of searching the skies for radio signals, scientists suggest the first evidence of an extinct alien civilisation could be buried in lunar soil.

Newly declassified Pentagon UFO files have reignited debate over a possible alien presence on the Moon after a previously secret NASA Apollo 16 briefing surfaced online. The recording references a ...