Earth's climate has swung between ice ages and warmer periods for millions of years, driven by subtle changes in our planet's ...

With major eclipses, brilliant supermoons, and lineups of five or more planets, 2026 offers something awe-inspiring in every season. Here’s what to watch for.

Ernie Wright, a science visualizer at NASA, explains why the moon turns red during a lunar eclipse. Wright also explains how ...

A camera aboard India’s Aditya-L1 spacecraft captured the Earth and moon. The spacecraft launched atop a PSLV rocket. Credit: Space.com | footage courtesy: ISRO | edited by Space.com's Steve Spaleta ...

Watch a Long March 10 rocket launch a crewed spacecraft and lander to the moon in this animation from the China National Space Administration. Credit: Space.com | footage courtesy: China Central ...

The Moon formed from a giant impact of the proto-Earth with the ancient protoplanet Theia. In a new study, a team of scientists from the United States, Germany, France and China measured iron isotopes ...

New research suggests that Theia, the object whose collision with Earth is theorized to have caused the formation of the moon, came from closer to the sun. Artist’s impression of the collision between ...

"The most convincing scenario is that most of the building blocks of Earth and Theia originated in the inner solar system. Earth and Theia are likely to have been neighbors." Over 4.5 billion years ...

About 4.5 billion years ago, the most momentous event in the history of Earth occurred: a huge celestial body called Theia collided with the young Earth. How the collision unfolded and what exactly ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of Earth’s mantle and ejecting a huge debris disk that later formed the moon.

The most distant moon since March 2020 takes to the sky today, but you won't be able to see it. The sun's gravity will pull the moon farther away from Earth than it's been in over five years on Nov.