Captured by the Hubble Space Telescope, the heliosphere of a young star, LL Orionis, collides with an interstellar medium of dust. A similar event with our own sun, researchers say, might have ...

Here’s what you’ll learn when you read this story: Our brain’s evolution makes it nearly impossible to commit to a multi-generational mission like interstellar travel, says one evolutionary ...

Uncover the secrets of Comet 3I/ATLAS, the rare interstellar visitor of 2025. Learn its alien origins, ancient chemistry, and ...

An object from another solar system is hurtling our way. It is only the third interstellar object ever spotted in our Solar System, although many others have probably passed unnoticed. The object ...

It’s a stellar discovery. A Manhattan-sized interstellar comet was spotted blazing through our solar system — marking only the third time a mysterious object from beyond our cosmic neighborhood has ...

A strange interstellar object is hurtling its way toward our pale blue dot — and according to a Harvard astronomer, there’s a chance it’s not a benign asteroid or comet, but instead some harmful form ...

Interstellar Arc is an impressive new virtual reality exhibit in Las Vegas set in a giant humanity-saving space ship hundreds ...

There’s a visitor in town, and its name is 3I/ATLAS. The presumed interstellar comet presents a rare opportunity for astronomers to study an object born a long time ago in a star system far, far away.

For the first time, a fleet of orbiters and a rover circling another world has captured detailed views of an interstellar visitor as it swept through the inner solar system. As comet 3I/ATLAS brushed ...

Director Christopher Nolan‘s epic sci-fi blockbuster Interstellar premiered in theaters 10 years ago this week. This sprawling space odyssey follows astronaut Joseph Cooper (Matthew McConaughey) and ...

A controversial new paper questions whether the interstellar object 3I/ATLAS is a potentially dangerous alien probe, similar to claims made about 'Oumuamua. But experts have called it "nonsense". The ...