Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Scientists studying 3I/ATLAS have detected unusually high levels of heavy water, indicating it formed in an extremely cold ...

Comet 3I/ATLAS, an object from another star that was found speeding through our solar system last summer, is now fading from ...

New research reveals that the mysterious interstellar visitor 3I/ATLAS comes from a very cold alien environment, new research ...

The flight of 3I/ATLAS through the solar system last year was a stroke of luck for research. The water in the object was also ...

A mysterious interstellar comet older than the Sun is exposing alien chemistry and rewriting astronomy as we know it.

Scientists are using advanced telescopes, models and AI to help them look for signs of life beyond Earth, including in ...

Scientists have discovered unexpected water-ice clouds on a distant, Jupiter-like exoplanet, challenging current atmospheric ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

Aristotle's views on the nature of the cosmos dominated the Ancient Greek world. He argued that there's only one world, at ...

Planets orbiting such stars may have a better chance of retaining their atmospheres and developing conditions suitable for ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.