The interstellar comet 3I/ATLAS carries a chemical clue to conditions in the planetary system of its origin, locked away long before it reached our sun. Its methane signature is unusually rich in ...

Webb reveals unusual ice in interstellar comet 3I/ATLAS that closely resembles icy objects beyond Neptune, offering clues to ...

JWST measurements reveal unusual chemical signatures in 3I/ATLAS, suggesting the interstellar comet formed in an extremely ...

A Southwest Research Institute–led study used NASA's James Webb Space Telescope to examine ice grains streaming from ...

James Webb observations suggest interstellar comet 3I/ATLAS contains dust-rich water-ice grains, offering clues about how icy ...

NASA's James Webb Space Telescope has uncovered unusual chemistry in interstellar comet 3I/ATLAS, including the first direct detection of methane on a visitor from another star system. The comet also ...

Researchers have made groundbreaking observations of interstellar comet 3I/ATLAS using NASA's James Webb Space Telescope.

The James Webb Space Telescope finds comet 3I/ATLAS's chemistry resembles that of some icy worlds beyond Neptune in our Solar ...

The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) instruments aboard ESA's Jupiter Icy Moons Explorer (Juice) spacecraft and NASA's Europa Clipper made unique observations of ...

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Add Yahoo as a preferred source to see more of our stories on Google. Those hoping an infamous interstellar object that visited our cosmic neighborhood in 2025 was an extraterrestrial attempt to ...

3I/ATLAS may be departing our solar system, but it’s still very much on Avi Loeb’s mind. In a recent blog post, the Harvard astrophysicist noted that the comet emitted an unusual quantity of methane ...