Interstellar comet 3I-ATLAS is a rare cosmic visitor that may be older than our Sun, offering scientists a unique glimpse ...

The unusual behaviour of interstellar comet 3I/ATLAS has reignited online debate, but astronomers say the gaps in public ...

Learn how you can say farewell to comet 3I/ATLAS as it passes by Earth on Dec. 19, 2025, and what we have learned during its brief visit near Earth.

Interstellar comet 3I/ATLAS might be older than our Sun and is estimated to be between eight and 14 billion years old and ...

Oumuamua was the first confirmed object from another star system to pass through our solar system. Its strange shape, unusual ...

Astronomers remain puzzled about the images of 3I/ATLAS captured several months ago; at the same time, the object’s ...

Something strange is happening on the outskirts of our Solar System. It could be a large, mysterious planet. Or, it could be ...

For Earth to be born, our solar system needed certain isotopes which could only be formed by supernovae. But, shouldn't such ...

The central question posed by 3I/ATLAS is not whether life exists elsewhere in the universe, but how many worlds similar to ...

A disk 40 times the diameter of our solar system has been discovered by the Hubble Telescope, which is likely an image of ...