Astronomers have confirmed that a recently spotted object is an interstellar visitor, and appears to have come from the ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

With advancement of space tech, photographs clicked from space over the years illuminate distant worlds in stunning detail.

With Voyager 2 in the background, John Casani holds a small U.S. flag that was sewn into the spacecraft's thermal blankets ...

At the edge of our Solar System lies a scorching-hot boundary — and Voyager flew right through it. The heliopause — a thin region where the Sun’s solar wind collides with the interstellar medium — ...

The Last Time NASA's Voyager "Looked Back" At Our Solar System, This Is What It Saw Before it met the 30,000-50,000 kelvin wall at the edge of our Solar System, Voyager 1 took its final images.

NASA launched two 12-inch gold-plated copper disks filled with the sounds of children's laughter, heartbeats, and bird calls.