Learn about the 3I/ATLAS mystery as Harvard's Avi Loeb reveals 'wobbling jets' that could suggest the interstellar visitor is ...

But 3I/ATLAS is no ordinary rock – it’s a comet from beyond the solar system which greeted the Earth on December 19. It’s ...

The Manhattan-sized interstellar visitor hurtling through space has captured the imaginations of UFO watchers for months and ...

NASA reveals high-resolution images of interstellar comet 3I/ATLAS after the US shutdown. Is it alien tech? Associate ...

Vladimir Putin jokes that interstellar comet 3I/ATLAS is a 'secret weapon' as the mysterious object sweeps past Earth.

A mysterious visitor from beyond our solar system is defying expectations and igniting fierce scientific debate as it hurtles ...

Mars. From forming black holes to phantom dark energy, discover the cosmic mysteries astronomers uncovered last year.

The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

The interstellar object 3I/ATLAS has spotted global attention because of its rotating double jet structure. The majority of the astronomers define it as a comet arriving from another star system.

Mission to investigate whether tiny organisms live in ocean volcanoes on icy Enceladus planned by European Space Agency ...

With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.

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