It was only discovered last month (1 July) by the ATLAS survey telescope in Chile and NASA was quick to confirm that the ...

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

I/Atlas was first spotted on July 1 by the Asteroid Terrestrial-impact Last Alert System (Atlas) survey telescope in Río ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

A mysterious visitor from another solar system could be an alien spacecraft, according to a leading Harvard astronomer.

The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

New research has revealed everything astronomers currently know about the mysterious interstellar object 3I/ATLAS.

Comet 3I/Atlas may be the oldest spotted so far and should be visible through amateur telescopes in just a few weeks' time.

Scientists have been studying an interstellar object that's currently moving through our solar system which was first spotted on 1 July. It has been called 3I/ATLAS because of what spotted it, and ...

When the news started to spread on July 1, 2025, about a new object that was spotted from outside our solar system, only the ...

As 3I/ATLAS approaches the sun, astronomers expect its frozen ices to sublimate, releasing gas and forming a glowing coma and ...

We have discovered two interstellar objects so far, ’Oumuamua and Comet 2I/Borisov. ’Oumuamua had no dust tail and a ...