Astronomers continue to track Comet 3I/ATLAS, the third-ever discovered interstellar object, passing through our solar system using ground-based telescopes to document this striking cosmic visitor.

The astronomers observed hot minerals just beginning to solidify – the first specks of planet-forming material, the ...

A newly discovered interstellar comet could be older than the Solar System, and scientists think it carries secrets from the dawn of the galaxy.

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

There could be many more satellite galaxies orbiting the Milky Way than previously thought or observed, according to ...

Professor Avi Loeb, a theoretical physicist and cosmologist from Harvard University, told MailOnline why he thinks a new ...

On July 1, 2025, the Asteroid Terrestrial-impact Last Alert System (ATLAS) survey telescope, located in northern Chile, ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

Astronomers are meticulously tracking the new interstellar visitor that is crossing our solar system. Officially designated ...

Astronomers discovered 3I/ATLAS, an interstellar object moving at over 60 km/s towards the Sun. It's the third known object ...