The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...

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

NASA and Gemini North reveal stunning new images of interstellar comet 3I/ATLAS glowing with an eerie green light. Discover ...

In an earlier blog post about Christopher Nolan's latest blockbuster movie, Interstellar, I lauded the film for its ambition, ...

Astronomers have signalled the discovery of a planetary body roaming the Milky Way that is not gravitationally bound to the ...

When Ari Aster saw Korean director Jang Joon-hwan’s Save the Green Planet! he felt inspired to call upon Will Tracy to write ...

The interstellar object 3I/ATLAS may be older than the Sun. Scientists are analysing its composition, origin, and rare ...

Astronomers have confirmed the existence of a “rogue planet”, a world about the size of Saturn, that is wandering through ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

Two separate research teams have observed a previously unseen microlensing event, confirming the existence of a particular ...

Astronomers have spotted an Earth-sized planet drifting alone through the Milky Way, detected briefly by bent starlight, ...

I/ATLAS, the fastest interstellar object ever recorded, is puzzling NASA experts with symmetrical jets and an unusual carbon ...