Discovered last month by a telescope in Chile, the comet known as 3I-Atlas is only the third known interstellar object to pass our way.

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

NASA's Hubble Space Telescope has captured the sharpest image of interstellar comet 3I/ATLAS, revealing details about its ...

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

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

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

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

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another star.

The Hubble Space Telescope has captured detailed images of comet 3I-Atlas, an interstellar object passing through our solar ...

Yet NASA - and other experts - do not share his concerns and maintain 3I/ATLAS is simply an interstellar comet, thought to be around 7 miles (11.2 kilometers) wide. The US space agency has been ...

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

Scientists want to send a spacecraft to intercept the interstellar object 3I/ATLAS before it vanishes for good.