On July 1, 2025, astronomers spotted a faint new comet and labeled it 3I/ATLAS. It wasn’t just another icy rock. It turned out to be just the third known interstellar object that humans have ever ...

NASA has shared new images of comet 3I/ATLAS, the interstellar visitor that’s due to be visible from Earth again soon before leaving our solar system. The comet was first discovered by the NASA-funded ...

Perseverance was investigating Jezero Crater at the time, searching for ancient signs of life. Since the discovery of comet 3I/ATLAS in July, there has been much speculation that this interstellar ...

After teasing a major announcement, NASA has released a slate of new images of interstellar comet 3I/ATLAS, including the closest observations obtained to date. Across the Solar System, from ...

WASHINGTON, Nov 19 (Reuters) - NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet probably even older than our solar system, ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Today, NASA released the most detailed images yet of 3I/ATLAS. The ...

Mysterious interstellar object 3I/ATLAS made an astonishingly close pass of Mars last month, allowing scientific instruments in the planet’s orbit to get a tantalizing glimpse. Yet thanks to the US ...

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 ...

After the prolonged shutdown of the US government, NASA has finally started its nonessential work back up. It's starting off with a bang: The agency called a press conference to show its hitherto ...

3I/ATLAS is ready for its close-up. After much anticipation, NASA will release images of Manhattan-sized comet 3I/ATLAS — including the much-awaited HiRISE snaps — as it streaks through our solar ...

Since early July, telescopes around the world have been tracking just our third confirmed interstellar visitor, the comet 3I/ATLAS—3I, for third interstellar, and ATLAS (Asteroid Terrestrial-impact ...

NASA has unveiled close-up pictures of an interstellar comet that's journeying through our solar system. One scientist has claimed it may not be a comet, pointing out anomalies in the data he has seen ...