Interstellar comet 3I/ATLAS is now barreling away from the sun, never to return to the solar system. There's one more chance ...

New SPHEREx and Hubble observations document post-perihelion changes in gas and dust emissions from interstellar object ...

The comet was discovered in its final stage before impact. As luck would have it, NASA had a probe on its way to Jupiter, ...

An alien comet is slipping away forever. For a few hours only, a livestream will show its final cosmic goodbye.

The third known visitor from interstellar space, comet 3I/ATLAS, is putting on a show that plays out in high‑energy light ...

Scientists at NASA are intensifying observations of a massive interstellar comet that briefly vanished behind the Sun before ...

A delay in one European Space Agency mission is creating an opportunity for an earlier, and more capable, launch for another ...

A January 2026 Earth–Sun alignment allows measurements of the opposition surge from interstellar object 3I/ATLAS using ...

Scientists confirmed that the interstellar comet 3I/ATLAS, which passed closest to Earth in December 2025, showed no ...

When interstellar visitor 3I/ATLAS exhibited some peculiar movements, speculation arose regarding potential alien origins.

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