A comet born around another star is carrying water unlike anything ever measured in our solar system. Interstellar comet ...

If confirmed, the rock would become just the second world past Neptune in our solar system to host an atmosphere.

An interstellar comet carries water unlike anything in our solar system, revealing a far colder birthplace and clues about ...

The interplanetary comet 3I/ATLAS is remarkably rich in a specific type of water that contains deuterium, meaning it came ...

A new solar telescope at Paranal studies the Sun to reduce stellar noise, helping scientists better detect and study ...

New research suggests that a massive, unidentified object might have passed through our Solar System billions of years ago, leaving a lasting imprint on the orbits of our planets. This intriguing ...

The universe is always moving. While we've found evidence of rogue black holes and planets, new research suggests that a passing star could be out there somewhere. Unfortunately, If it were to swing ...