About 4.5 billion years ago, a colossal impact between the young Earth and a mysterious planetary body called Theia changed ...

It’s a violent, elegant theory for how Earth got its moon. But many questions about this moon-making cataclysm remain.

Earth and the planetary object that gave rise to the Moon were likely born in the same region of the solar system.

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

Daichi Fujii from the Hiratsuka City Museum in Japan captured a meteor impact the moon with multiple telescopes. Credit: ...

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon ...

The Moon’s surface has always looked silent and static, yet its rocks carry a record of a surprisingly active magnetic past.

Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...

31 essential classic rock albums, from Zeppelin to Bowie, that shaped an era with riffs, melodies, and timeless, ...