From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

American space agency NASA said the Perseverance rover is good to go on Mars until at least 2031, both hardware and software ...

A Harvard University astrophysicist has sparked a furious debate by warning he cannot rule out that extraterrestrials are ...

NASA has pinpointed the exact moment when interstellar comet 3I/ATLAS, the object suspected to be an alien spacecraft, made ...

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

Vladimir Putin jokes that interstellar comet 3I/ATLAS is a 'secret weapon' as the mysterious object sweeps past Earth.

A Harvard University astrophysicist has ignited intense debate after saying he cannot rule out the possibility that ...

Looking ahead, the comet will pass roughly 33 million miles from Jupiter in March 2026. Loeb noted the scientific value: monitoring 3I/ATLAS with the Juno spacecraft could reveal unusual activity, ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Incredible but true! A Harvard astrophysicist puts forward a startling hypothesis: comet 3I/ATLAS could be an alien ...