Billions of years ago, another planet smashed into Earth. An event of this epicness could have created our Moon. It also ...

A light, imaginative look at how extraterrestrial observers might interpret car haulers and what these vehicles reveal about ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

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

Interstellar object 3I/ATLAS has grown a colossal, sunward anti-tail larger than the distance to the moon. Is this an unprecedented comet, or is Harvard's Avi Loeb right about a technological origin?

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, ...

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

SCIENTISTS are scratching their heads as 3I/ATLAS reaches its closest point to Earth, but it’s not behaving like a typical comet. On December 19, 3I/ATLAS is expected to come within 170 ...

A mysterious object claimed to be an 'alien battleship' reached its nearest point to the Earth on Friday, December 19.Known ...

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

Interstellar comet 3I/ATLAS makes its closest approach to Earth this week, sparking alien theories and global interest as astronomers reveal when and how it can be seen.