Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

Almost two years since its theatrical release, Fede Álvarez’s franchise-saving Alien film is a streaming hit. Find out more here.

Planets that once lived only in pulp novels and movie concept art are now turning up in real data. Astronomers are not just ...

A provocative hypothesis by Harvard astrophysicist Professor Avi Loeb, that the interstellar object 3I/ATLAS might be an ...