The European-led LIFE mission aims to use spacecraft in formation to look for biosignatures.

Astronomer Avi Loeb gives his thoughts on the prospect of finding signs of intelligent life beyond our Solar System.

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

A new exoplanet model screens rocky worlds by their ability to retain atmospheres over geologic timescales, helping narrow ...

Somewhere out there, a planet roughly the size of Earth may be orbiting a distant star in conditions that could support life.

We're still in the definition phase of the Habitable Worlds Observatory (HWO), but it seems like every week a new research group comes out with a paper helping to shape what is becoming one of the ...

NASA chief scientist Ellen Stofan was speaking at an annual conference in the capital on Tuesday about the search for habitable worlds and alien life. Stofan predicted that the discovery could be only ...

There is no chance in hell our species will be able to reach another Earth-like planet in the Universe in the foreseeable future, so the only way we can get a sense of the habitability of such places ...

Filmmaker Ram Madhvani and former NASA engineer Nimisha Mittal recently engaged in a fun and insightful conversation on alien life, cinema, and Disclosure Day.

Life in Space” runs until September at San Francisco’s Exploratorium, and is about the extreme conditions beyond Earth ...

Space: 1999 may have offered audiences a glimpse into the future, but its premise was rooted in the past — specifically, in a ...