On July 1, 2025, a telescope in Chile detected something unexpected: a faint object streaking across the sky at an unusual ...

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

NASA has discovered an interstellar comet that's wandered into our backyard. Luckily, it won't get near enough to be a threat ...

I/ATLAS, also known as C/2025 N1 (ATLAS), originated in a distant star system, far beyond the boundaries of our solar system.

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

NASA has discovered an interstellar comet, dubbed 3I/ATLAS, that is speeding through the Solar System . The comet was first ...

Astronomers have confirmed the presence of 3I/ATLAS, a rare interstellar comet originating from a distant star system, now traversing our solar system.

Its closest approach to the Sun will occur around October 30, just inside Mars’ orbit, at 1.4 AU, before it continues its ...

NASA scientists have discovered a rare visitor from beyond our solar system, a new interstellar comet speeding by on a brief ...

There are lots of objects floating around in our solar system, but one thing most have in common is a common origin, and then ...

The Interstellar Boundary Explorer (IBEX) is a small satellite already orbiting Earth. IBEX has special instruments gathering ...

Predicting the precise path of a new asteroid or comet is a complex affair; the more observations you have, the better you ...