Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

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

NASA has taken a bold step in the search for alien life beyond Earth. The space agency announced the selection of seven ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

New polarimetry data on interstellar comet 3I/ATLAS reveals bizarre refractory dust, proving this alien visitor formed in a ...

Scientists have identified an unexpected way to study the hidden space weather of distant stars by observing strange, ...

Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some have already been found. Thanks to rapidly advancing telescope technology, ...

Detective astronomers have discovered at least one unseen alien planet, and possibly another, around a distant star by observing the odd behavior of a planet already known to orbit the same star. The ...

An ocean world that’s teeming with microbes — and who knows what other kinds of life — is currently the best explanation for some chemical signatures that the James Webb Space Telescope has spotted in ...

Could alien life be hiding just 120 light-years away? That’s the question raised by a new study led by Professor Nikku Madhusudhan of the University of Cambridge’s Institute of Astronomy. Published on ...