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.

Astronomers have discovered a new interstellar comet passing through our solar system, marking the third interstellar object we've discovered.

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

The cosmos just sent us another package from afar. Our Solar System has welcomed its third known visitor from beyond the ...

The comet-like body, designated 3I/ATLAS, is hurtling towards the Sun at a speed of over 60 kilometres per second ...

Astronomers have announced the discovery of A11pl3Z, a massive new interstellar object entering our solar system.

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...

Five young stars found in Chamaeleon using ATCA radio observations One star, J11061540−7721567, may be a 40-year-period ...

It’s part science, part magic – and now you can explore the Moon and stars together for just £99. Here’s why this clever ...

Priscilla Diane Chapman Frisch, a University of Chicago Research Professor in Astronomy and Astrophysics and a world-leading ...

Figuring out the day length of Earth is more complicated than you might imagine. While on average a day is 24 hours long, ...