Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But experts predict it will eventually be thrown out of the solar system ...

The 3I/ATLAS comet, which some space boffins believe may be an alien craft, was spotted emitting life-giving organic matter ...

Comet 3I/ATLAS was full-on erupting into space in December 2025, after its close flyby of the sun, causing it to ...

NASA’s SPHEREx space telescope mission viewed 3I/ATLAS in December 2025, when researchers believed the brightening occurred due to a phenomenon associated with comets as they vent water, carbon ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the ...

A NASA spacecraft has discovered organic chemicals on 3I/ATLAS, which Harvard scientist Avi Loeb claims raises the ...

Comet 3I/ATLAS is not just another icy visitor cutting across the night sky. As it hurtles through the inner solar system, ...

This twist — that 3I/ATLAS' outer layers have been baked by the sun — does not derail our mission. It just makes the science ...

In 1883, a comet capable of ending life on Earth narrowly missed impact. Only one man on the planet noticed, a Mexican scientist.

Astronomers are tracking a visitor called 3I/ATLAS, the third confirmed interstellar object ever observed. The two previous instances were 1I/’Oumuamua in 2017 and 2I/Borisov in 2019. 3I/ATLAS is ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no detectable technosignatures strong enough to suggest it is an alien spacecraft.