A comet from another star system is putting on a show that looks uncannily like a heartbeat, with bright jets of gas and dust ...

Throughout 2025, there have been several chances to spot the Northern Lights across Canada. The best of all these ...

Comet 3I/ATLAS is drawing unusual attention because it doesn't behave the way most comets do in photographs and time-series ...

Astronomers probed interstellar comet 3I/ATLAS for alien technosignatures, tracing nine 'mysterious' signals back to human ...

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

There are huge gaps in our knowledge of how to survive space. A lab in north east England is trying to change that.

Last Friday, the interstellar comet designated 3I/ATLAS completed its closest approach to Earth without crashing into us or depositing an invading armada.

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

Astronomers thought they had seen the "first hints of life on an alien world" this year, but they disappeared under closer ...

The Asteroid Terrestrial-impact Last Alert System (ATLAS) in Chile first saw this celestial wanderer on July 1, 2025. It is ...

For only the second time ever, a collision between two asteroids has been observed around an alien star not too far beyond ...

Avi Loeb says interstellar objects such as 3I/ATLAS could carry time capsules into deep space faster than spacecraft built with 1970s technology ...