Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Interstellar visitor 3I/ATLAS, a comet from beyond our solar system, has captivated scientists and the public alike. NASA has ...

It looks and behaves like a comet, and all evidence points to it being a comet. But this one came from outside the solar ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

Comet 3I/ATLAS, a rare interstellar visitor, is visible this week as it departs the solar system, with some public events ...

As this celestial nomad, dubbed 3I/ATLAS, makes its closest approach to Earth this week — reaching its minimum distance at 1 ...

Interstellar comet 3I/ATLAS will pass closest to Earth on Friday, revealing a mysterious anti-tail and offering a rare chance to glimpse a visitor from another star system.

NASA's alien-hunting Europa Clipper spacecraft took seven hours of ultraviolet observations of interstellar comet 3I/ATLAS while both objects zoom toward Jupiter.

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

November 2025, the PUNCH satellite captured a dramatic sequence of the comet's tail twisting and reacting to powerful solar activity.

It came from outer space. Interstellar space, to be precise. From somewhere beyond the influence of our sun, possibly from ...

Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...