It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to 153,000 miles per hour. It's also only the third confirmed interstellar ...

NASA deployed a fleet of spacecraft and ground-based observatories to photograph interstellar comet 3I/ATLAS as it crossed through the inner solar system, producing the most detailed views ever ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

A comet hurtling through the solar system from interstellar space is exactly what it appears to be, NASA officials said Wednesday, moving to quash a wave of online speculation. At a news conference, ...

NASA will release new high-res images of interstellar comet 3I/ATLAS on Nov. 19, 2025. The comet, which originated outside our solar system, was first spotted in July and is only the third such object ...

NASA hosted a livestream Nov. 19 to share newly released images of Comet 3I/ATLAS, the third known interstellar object to traverse our solar system. The unprecedented observation campaign utilized a ...

The interstellar comet 3I/ATLAS is leaving our solar system. See new photos from a European Space Agency orbiter on its way ...

NASA just dropped a trove of new images of interstellar Comet 3I/ATLAS, as seen by some of the space agency’s spacecraft. The release comes after NASA scientists and engineers waited through the ...

NASA will release new images of the interstellar comet 3I/ATLAS on November 19. The object is only the third interstellar visitor ever spotted in our solar system. The comet will make its closest ...

The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.