Need a reminder of what's up in the farthest frontier of 'Star Trek' before 'Starfleet Academy'? Class is now in session.

The former 'Succession' screenwriter explains how he adapted a cult Korean film into a wildly timely sci-fi drama — one ...

Comet 3I/ATLAS is only the third known object to barrel into our neighborhood from interstellar space, and it is already shredding old assumptions about how comets form, move, and even what they are ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

The findings potentially solve the paradox of how liquid water seems to have persisted on Mars even when the climate grew too ...

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

Scientists have discovered more than 6,000 planets beyond our solar system. What if some of them aren't planets at all, but ...

NASA is weeks away from its historic Artemis II mission, marking the first crewed journey toward the moon in over 50 years.

Particles from Earth’s atmosphere have been carried into space by solar wind and landing on the moon for billions of years, mixing into the lunar soil, according to a new study.