Harvard astrophysicist Avi Loeb claims the interstellar object 3I/ATLAS is not just a comet, but a technological artefact ...

Scientists have created the most detailed map of Mars’ ancient river systems, pinpointing 16 major basins that may have once ...

Exactly 10 years since he blasted into space, Tim Peake reveals the lessons he learned in orbit - and what the future holds ...

From orbit high above Mars, a familiar shape has appeared in an utterly alien landscape: a vast feature that looks uncannily ...

For Star Trek fans who are wanting to watch some cozy feel-good stories during the holidays, here are 10 warm and fuzzy ...