Professor Avi Loeb, a theoretical physicist and cosmologist from Harvard University, told MailOnline why he thinks a new interstellar object is really an alien craft.

Named NWA 16788, this meteorite is believed to have been blasted off Mars by a colossal asteroid impact, hurtled 140 million ...

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Around 2 billion years ago, an asteroid the size of Mount Everest, or possibly even larger, struck Earth with catastrophic consequences. The Free Devort Impact in South Africa marks the largest ...

Sotheby's is putting some rare items up for auction, including what it calls the largest piece of Mars ever found on Earth.

The Incredible Hulk is one of Marvel's most powerful heroes and his biggest Hulk Smash moments have caused world-breaking damage.

"The impact could pose some danger to equipment or astronauts on the moon, and certainly to satellites and other Earth-orbiting platforms, which are above our atmosphere." ...

Scientists found that NASA's DART spacecraft ejected a massive barrage of boulders when it bashed into asteroid Dimorphos in ...

On May 28, China launched Tianwen-2, a robotic mission that aims to land on a tumbling near-Earth asteroid barely the size of a conference room, extract samples and send them back to Earth. Sign in by ...

In 2022, NASA rammed a spacecraft into an asteroid to see if it could alter its orbital period around its parent asteroid. The mission, dubbed the Double Asteroid Redirection Test (DART), aimed to ...

In all, there are only 400 known Mars rocks on Earth, comprising less than 1% of all known space rocks on the Blue Planet.