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

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

The writer behind Good Luck, Have Fun, Don't Die explains the film’s video game logic and dark satire, and refuses to confirm ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...