We love a good crossover — and sometimes those multi-story events happen where we least expect them. That's the case with a curious connection between the outstanding "Project Hail Mary" and another ...

Star Wars used to be the end-all, be-all in space sci-fi, but in the years since the original trilogy, others have rushed in ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which lie within the star’s habitable zone. In the foreground is TRAPPIST-1 b, ...

'Do all aliens really need sunlight?' ...

What happens if alien contact stops being science fiction and becomes real? From mysterious interstellar objects to the possibility of signals, peaceful arrival, or outright attack, the deeper ...

Finding life beyond our solar system goes beyond measuring an exoplanet's size, as rocky, Earth-sized worlds might not have ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

It doesn't happen often in an actor's career when he gets offered a role in two of the biggest sci-fi franchises — "Star Wars" and "Star Trek" — and decides to pass on both. Yaphet Kotto, who played ...

In 'Project Hail Mary,' a human and an alien figure out how to cooperate across space. In real life, we can't see that fellow ...

The interstellar comet 3I/ATLAS contains water and carbon molecules at levels never before seen in our solar system. This suggests that it formed around an alien star radically different from and much ...