The third known visitor from beyond the solar system is on its way out, retracing the path that brought it past the Sun.

Several of NASA's space-based missions have observed Interstellar Comet 3I⧸ATLAS. As it approaches Mars, orbiters and rovers may catch a glimpse as well. Credit: NASA/JPL-Caltech ...

It would be great to get a spacecraft to an interstellar object to see it up close and to sample what it is made of. We learned a lot about comets from spacecraft encounters like the European Space ...

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Comet 3I/ATLAS may have ended its journey through the solar system, but not before the Webb space telescope got one last glimpse of the rare interstellar visitor on its way out. Webb’s detailed ...

Add Yahoo as a preferred source to see more of our stories on Google. The Hubble Space Telescope image of the interstellar comet 3I/ATLAS on July 21, 2025, when the comet was 277 million miles from ...

An interstellar comet that blazed past the sun and swung by Earth last year could be nearly three times older than our solar system and is unlike anything ever before seen in our cosmic backyard, ...

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 ...

NASA and the European Space Agency announced Monday that the James Webb Space Telescope has produced the first mid-infrared chemical fingerprint ever obtained from an interstellar object, detecting ...

Intel is expected to announce its Arc G3 series for gaming handhelds on May 28, according to new information obtained by VideoCardz. The launch should cover Panther Lake-based chips designed for ...

Astronomers using radio telescope observations to get an inside look at an interstellar comet have gleaned new insights into when and where the celestial object formed. The comet, named 3I/ATLAS, ...

Interstellar comet 3I/ATLAS is now on its way out of our solar system, never to return. The comet was only the third-ever detected object to originate from outside our solar system. Traveling at high ...