In the latest research, telescope observations of 3I/ATLAS examine its chemical structure and suggest that it took shape in a ...

A pair of new studies are looking to define this boundary as NASA’s New Horizons spacecraft hurtles towards it. They have ...

Astronomers have revealed new details about the makeup and age of a visiting comet that was born around a distant star. They ...

Andromeda has gained an exceptionally faint companion that may trace its origin back to the early universe. The newly ...

As the United States prepares to celebrate its 250th anniversary, the history of the solar system tells its own story of ...

I/ATLAS arrived fast, bright, and strange. When astronomers spotted it on July 1, 2025, they knew almost immediately this was no ordinary comet.

One year ago, on July 1, 2025, astronomers discovered a fascinating new object moving through the solar system. Detected by ...

Australian Space Agency working to confirm origin of objects as space archaeologist says they may be connected to a rocket launch ...

An Oxford PhD student, Matthew Hopkins, analyzed 3I/ATLAS, an interstellar object possibly older than our Sun. This visitor, ...

A comet screaming in from another star system carried alien ice ratios never seen before. What scientists found inside its spinning nucleus is reshaping how we picture worlds beyond our sun.