Theia impact, with the Sun in the background, illustrating the idea that Theia originated close to the Sun. Image ...

In the current issue of the journal Science, researchers determine the possible composition of Theia. The impactor’s ...

PUNCH’s observations of comet 3I/ATLAS from Sept. 28 to Oct. 10, 2025, when the comet was between 231 million to 235 million ...

Venus, the planet of love, governs these birth dates. As a result, individuals born on these days are naturally magnetic and ...

A collision between Earth and a massive Mars-sized protoplanet likely caused the formation of our moon. Now scientists from ...

Tossing a bad guy into the Sun sounds simple enough, but orbital mechanics make it a far trickier task than you'd expect.

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

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

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

A large radio galaxy study finds our solar system moves faster than theory predicts, raising new questions about how matter ...

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