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

New telescopic technologies are offering insights into whether exoplanets host life, focusing on atmospheric gas analysis.

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 ...

The Search for Extraterrestrial Intelligence (SETI) focuses on finding technosignatures—potential signs of alien technology. If we look carefully, we might have a chance at detecting their ...