earth

A stunning photo of the recent "parade of planets" shows Mercury, Mars, Jupiter, Saturn, Uranus and Neptune in alignment over Earth. It was captured from the U.K. on June 1.

Two of the four science instruments aboard the Voyager 1 spacecraft are now returning usable data after months of transmitting only gibberish, NASA scientists have announced.

"As the magma cooled to form what is today the world's solid outer crust, magnetism was locked into minerals containing iron, such as magnetite."

An Earth-size planet discovered around a nearby star offers astronomers their first chance for exoplanetary geology.

Spacecraft have visited and photographed the far side of the moon, but why can't we see it from Earth?

The great planetary instability, which saw Jupiter and the other gas giants wander chaotically through the solar system, coincides with the collision that formed Earth's moon. Could the two events be linked?

A fringe theory called "panspermia" suggests that lifeforms can spread to new planets by hitching rides on meteors. New research lays out a roadmap for finding where these hypothetical, planet-hopping aliens may reside.

An AI-driven supercomputer dubbed Earth's 'digital twin' could help us avoid the worst impacts of climate catastrophes headed our way.

A newly discovered asteroid got within 12,000 miles of Earth on a harrowing, ultra-close approach today. The space rock won't return for 70 years.

Finland's river crystals hold clues about the formation of 'Scandinavia's' oldest bedrock 3.75 billion years ago.