About 4.5 billion years ago, Earth had a violent neighbor. A young, still-forming planet named Theia slammed into our world with enough force to melt vast portions of its mantle and scatter a huge ...

Key Findings The moon once dismissed as the solar system's most hostile environment may now sit directly in the path of an ...

I/ATLAS is a rare visitor from outer space that has captured the attention of astronomers since its discovery in July 2025.

A mysterious prophet who hasn't been seen in decades left a dire warning for humanity of a coming cataclysm sent by God.

The outer planets of the solar system are swarmed by ice-wrapped moons. Some of these, such as Saturn's moon Enceladus, are ...

Voyager 1 and 2 traveled billions of miles to reach the heliopause, showing how the Sun's magnetic influence marks the ...

Jake Korell’s debut novel 'The Second World' envisions a newly independent Mars shaped by real space-policy debates, ...

Parker Solar Probe Makes History by Touching the Sun 8 million miles above the Sun's surface on December 24, 2024, traveling ...

NASA releases unseen 3I/ATLAS images following the US government shutdown. Discover why this ancient interstellar visitor is ...

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

While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

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