As this interstellar object approached its closest point to Earth, a massive radio telescope attempted to sniff out a ...

Astronomers conducted a radio scan of interstellar object 3I/ATLAS, finding no credible signs of artificial technology, supporting its natural origin.

Interstellar comet 3I/ATLAS reveals ancient secrets and strange chemistry as the largest object of its kind ever tracked.

When interstellar object 3I/ATLAS was scanned for alien technology, scientists ran the most sensitive search ever attempted.

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

Many experts believe that aliens exist in the universe, with the key elements needed to sustain life found on comets, ...

Are aliens real? A Nature Astronomy study reveals 87% of experts believe life exists. Explore how 3I/ATLAS and AI are ...

A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

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 ...

Hubble's latest images of interstellar comet 3I/ATLAS reveal sustained, jet-like eruptions and a carbon dioxide-rich coma ...

Rogue planets — worlds that drift through space alone without a star — largely remain a mystery to scientists. Now, ...

Fans of the Predator franchise should check out these 15 other movies featuring alien threats, outer-space terror, and ...