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

The universe just sent us a problem. It's a fast-moving, utterly bizarre object from outside our solar system, and it has ...

Nasa’s mission teams use extreme environments to trial equipment and procedures for future lunar and planetary exploration.

I/ATLAS is set to make its closest approach to Earth, sparking new theories of alien origins due to the latest observed ...

SETI scientists observing a pulsar’s radio pulses over time are redefining how astronomers time pulsars and search for ...

Interstellar comet 3I/ATLAS is turning green and getting brighter as it nears Earth. Scientists track the ancient space rock, ...

The interstellar comet 3I/ATLAS is racing away from the sun. Hubble and JWST track the object's strange composition: high CO2 ...

From alien dragons to reality-warping gods, these are the strongest Marvel characters that the Hulk has killed. The Last ...

These are the most unforgettable moments from the best sci-fi TV shows of 2025, including Andor, Stranger Things, Alien: ...

Interstellar comet 3I/ATLAS is making its closest approach to Earth, sparking a fierce debate. Harvard's Avi Loeb argues its ...

Astronomers have followed 3I/ATLAS since its discovery on July 1. Hubble photographed it on July 21 from 277 million miles away, revealing a teardrop-shaped cloud of dust wrapped around its icy core.

Physicist Brian Cox says he’s disappointed to see people focus on alien theories when discussing 3I/ATLAS, which he notes is older than Earth ...