Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

The comet 3I/ATLAS is racing through space at 209,000 kilometres per hour. That’s the fastest speed seen for a solar system ...

NASA's Hubble Space Telescope has captured the clearest image of interstellar comet 3I/ATLAS, revealing new details about its size, speed, and mysterious origin. Discover what makes this cosmic ...

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers determine the object’s size.

CAPE CANAVERAL, Fla. (AP) — The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Instead, scientists are looking into existing spacecraft already in orbit around other planets. Harvard Professor Avi Loeb ...

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

A team of astronomers has taken the sharpest-ever picture of the unexpected interstellar comet 3I/ATLAS using the crisp ...

Spotted by astronomers last month, interstellar object 3I/ATLAS [NASA] is the third object from beyond that we've detected ...

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

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