The interstellar visitor known as 3I/ATLAS is forcing astronomers to rethink what they know about objects drifting between ...

From surviving a trip through the event horizon of a black hole to impossible clouds made of solid ice, "Interstellar" went ...

All year long, these moments captivated the public, demonstrated dangerous trends, and pushed research and innovation forward ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth on Friday. New X-ray images could shed light on its composition.

The controversial Harvard astronomer is one of the main sources of the "alien mothership" hypothesis. This is what he thinks, ...

Scientists are yet to unlock the mysteries of the third object to have travelled through our solar system, known as 3I/ATLAS.

The comet has been the centre of attraction worldwide ever since it was discovered earlier this year, with several rumours ...

An instrument aboard NASA’s Europa Clipper spacecraft captured rare ultraviolet observations of an interstellar comet while Earth-based telescopes were blinded by the Sun. The spacecraft’s unique ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

A stray comet from another star is swinging past Earth. Discovered over the summer, the comet known as 3I/Atlas will pass ...

The movie Interstellar is a science fiction thriller. But should the emphasis be on “fiction”? We break down the film’s accuracy. And beyond Interstellar, does the silver screen ever truly do science ...