The news: NASA's Perseverance rover had found potential signs of ancient microbial life on Mars. The discovery represents "the closest we have ever come to discovering life on Mars," NASA acting ...

Interstellar Comet 3I/ATLAS is fast racing towards the inner solar system. It now has a cometary tail and a bright coma.

A distant exoplanet might have an atmosphere similar to Earth's, early observations from the James Webb Space Telescope (JWST ...