The complex precursors to biological molecules can form spontaneously in interstellar space, according to a lab experiment ...

The interstellar visitor may still have a few things to tell us before it leaves our solar system.

"We used to think that only very simple molecules could be created in these clouds. But we have shown that this is clearly ...

Scientists have shown that the building blocks of proteins can form naturally in deep space. This means the raw ingredients ...

NASA’s TESS spacecraft tracked interstellar comet 3I/ATLAS in January, capturing data on its motion, brightness, and rotation before it left the solar system ...

Bad news for those hoping interstellar invader 3I/ATLAS is an alien spacecraft as technosignature search turns up empty.

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...

Interstellar comet 3I/ATLAS is tearing across the inner solar system at roughly 130,000 miles per hour, a speed that turns ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...