This is only the third time that a celestial body from outside the solar system has been discovered. Months remain for the ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our solar system — only the third ...

Astronomers have announced the discovery of a monumental interstellar object, designated 3I/Atlas, believed to be the largest ...

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

A mysterious cosmic traveler has found its way to the Solar System from the uncharted reaches of interstellar space. The rare ...

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

The interstellar object has been named 3I/Atlas by the International Astronomical Union’s Minor Planet Center.

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

An object that appears to be from beyond our Solar System has been spotted hurtling towards the Sun, which if confirmed would ...

Astrophysicist Josep Trigo-Rodriguez of the Institute of Space Sciences near Barcelona, Spain, believes it is an interstellar ...

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...