Scientists were surprised to note that 3I/ATLAS brightened much faster than they anticipated during its perihelion last week.

Time is running short for scientists hoping to collect data from 3I/Atlas, a massive interstellar object hurtling away from ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

If it is a galaxy, it would be the oldest known galaxy in the cosmos, but it could also be a brown dwarf or an early black hole.

Interstellar comet 3I/ATLAS is passing safely through our solar system. Learn about its discovery, its distant path, and why ...

The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

Astronomers say 3I/Atlas will be visible in parts of the US sky for a short time, giving viewers a unique look at a comet from beyond our solar system.

The first metal thingamajig ever 3D printed in space has landed on Earth, where European Space Agency (ESA) scientists are now studying it. In a press release, the ESA announced that the object — a ...

The 6mm hole was discovered accidentally in footage from an onboard camera. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A tiny puncture ...

A huge, red-hot object fell from the sky into a Kenyan village on Monday afternoon according to local residents cited by the country’s national broadcaster, prompting an immediate investigation by the ...