Scientists have examined the interstellar invader 3I/ATLAS, finding evidence that it is packed with water that could be older ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

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

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

Loeb points to several unusual traits that set 3I/ATLAS apart from typical comets. "The retrograde orbital plane of 3I/ATLAS ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

However, we might also want to look for hints of alien origin. One very strong piece of evidence would be any kind of radio ...

You can watch comet 3I/ATLAS live online tonight (July 3), thanks to the Virtual Telescope Project, which will livestream ...

Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

The announcement came via a Bluesky post by an astrophysics undergraduate, who shared, "Hubble Space Telescope images of ...

New photos, including a striking technicolor timelapse, show off the newly discovered interstellar object 3I/ATLAS as it ...