The Southwest Research Institute-led Ultraviolet Spectrograph (UVS) instruments aboard ESA's Jupiter Icy Moons Explorer ...

A mysterious comet from beyond our solar system is giving astronomers a rare glimpse into alien worlds — and it may have ...

A rare comet from another star system is revealing just how different alien solar systems may be from our own.

It survived. Interstellar comet 3I/ATLAS has flown past the Sun and emerged intact, but it is not done making news. As of 15 November 2025, it is putting on a show: it has grown a spectacular tail, ...

3I/ATLAS is now exiting our solar system at more than 137,000 miles per hour.

Discovered in 2017 by Pan-STARRS atop Halealakalā on Maui, ʻOumuamua was the first confirmed interstellar visitor. Its ...

On the 1st of July 2025, the Asteroid Terrestrial-Impact Last Alert System (ATLAS) in Chile spotted a new comet entering our solar system. This comet was named 3I/ATLAS, as it's only the third ...

An interstellar comet carries water unlike anything in our solar system, revealing a far colder birthplace and clues about ...

ATLAS is back on the map. Contrary to claims that 3I/ATLAS is no longer from Earth, space experts claim that the Manhattan-sized comet can now be captured by anyone with basic viewing equipment.

A catastrophic new claim has just ripped through the astronomical community, turning an already baffling celestial mystery into a potential global alarm. The interstellar object 3I/ATLAS, which has ...