By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

Comet 3I/ATLAS, the third confirmed interstellar object ever detected passing through our solar system, was caught shedding ...

Comet 3I/ATLAS is a visitor that will never call the solar system home. Identified on a one-way path that carries it in and ...

It was "full-on erupting" during its flyby of the Sun. The post 3I/ATLAS Spraying Material as It Exits the Solar System ...

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

Observations of interstellar object 3I/ATLAS show increased water, carbon dioxide, and organic gas release after its passage near the Sun, based on data from NASA’s SPHEREx mission ...

Scientists found new evidence (or lack thereof) disproving the conspiracy theory that interstellar comet 3I/ATLAS is alien technology.

Discover the latest findings on interstellar comet 3I/ATLAS, from rare methane detections to high-resolution Hubble images, as it begins its final exit from our solar system.

Is 3I/ATLAS just a comet — or an intergalactic ark? A NASA spacecraft has discovered organic chemicals on 3I/ATLAS, which ...

NASA's infrared telescope SPHEREx captured stunning images of interstellar comet 3I/ATLAS as it exited the solar system.

Comet 3I/ATLAS was full-on erupting into space in December 2025, after its close flyby of the sun, causing it to significantly brighten. Even water ice was quickly sublimating into gas in ...

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.