Interstellar comet 3I/ATLAS will soon reach its closest distance to Earth, so this may be our last, best chance to see this rare object before it heads back out into the universe, never to return. One ...

Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But ...

3I/ATLAS interstellar comet or alien spacecraft? This question gained attention after NASA released new images of comet 3I/ATLAS on 18 December. The images were captured by the Europa Clipper ...

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.

COMET 3I/ATLAS was approximately 169,150,000 miles away traveling at approximately 125,000 mph when I imaged it early morning 12/20/25 . It was one day past its closest point of approach to Earth.

The interstellar visitor, only the third such object to be discovered passing through our solar system, ignited controversial ...

Interstellar comet 3I/ATLAS dramatically brightened after passing the Sun, with Harvard astrophysicist Avi Loeb warning it ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

A team of astronomers found no radio signals from the comet that would suggest it is an extraterrestrial spaceship. The comet was confirmed in July 2025 as the third known object to enter our solar ...