Discovered in July, 3I/ATLAS is not your average comet – it’s a giant snowball from beyond our solar system. The comet, ...

From space slugs to lunar cemeteries, these movies, games, and books show that the undead can arrive from above, as well as below.

When astronomers first cataloged some of the closest orbiting rocky exoplanets, they wrote them off as bare, airless cinders, ...

"Star Trek" is home to countless alien species, many of whom offer beloved characters. Some are not. We rank the 10 most disturbing alien races in the galaxy.

Seth Rogen voices the alien in Paul (2011), starring Simon Pegg and Nick Frost. This sci-fi comedy features Sigourney Weaver ...

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

Is 3I/ATLAS a comet or an alien ship? Harvard's Avi Loeb warns of a 'serial killer' visitor as the interstellar object makes its closest approach to Earth.

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

AN abandoned RAF site dubbed Britain’s ‘Area 51’ is a magnet for UFO hunters, urban explorers and conspiracy theorists who ...

Until now, scientists believed that Mars’ skylights – pits in the surface of mars – were formed by volcanic activity. But ...

The downward migration in 2026 involves roughly half of SpaceX's Starlink megaconstellation, which currently consists of ...

Mission to investigate whether tiny organisms live in ocean volcanoes on icy Enceladus planned by European Space Agency ...