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

Does the scientific community as a whole share the notion that a newly discovered interstellar object 3I/ATLAS is an alien ...

Scientists are exploring various proposals to repurpose existing spacecraft in order to chase after the interstellar object ...

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

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

The NSF-DOE Vera C. Rubin Observatory in Chile recently captured rare footage of the visitor known as 3I/ATLAS — only the third interstellar object discovered. What’s more impressive: The observatory ...

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

A comet that was born in another solar system and could be billions of years old is hurdling through Earth’s solar system — a ...

A mysterious interstellar object, 3I/ATLAS, has sparked debate among scientists. Harvard astrophysicist Avi Loeb suggests it ...

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 ...