Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system.

Last year, the most violent geomagnetic storm to strike Earth in over two decades did more than disrupt GPS systems and ...

Scientists may finally be closing in on the origins of two colossal, mysterious structures buried nearly 1,800 miles inside ...

In the current issue of the journal Science, researchers determine the possible composition of Theia. The impactor’s composition allows conclusions about its place of origin. It is located in the ...

The Planetary Defence System of the ESA earlier identified the 40,000th near-Earth asteroid. The current tally since the ESA ...

This video takes viewers back to the extraordinary Paleozoic Era, the time when life flourished long before dinosaurs existed ...

NASA has released stunning new images of interstellar comet 3I/ATLAS, revealing fresh details about its structure, its ...

SpaceX's Transporter-15 mission is poised to deliver more than 100 spacecraft to Earth orbit. A Falcon 9 rocket will launch ...

Elon Musk and Jensen Huang foresee a future where Earth's energy and cooling limits will force AI computation into space.

To our best of our understanding, the Moon formed from Earth following a colossal impact. A Mars-sized world we nicknamed ...