Our breakdown of 7 hidden science lessons in the stunning photo taken by an astronaut on the Artemis II mission.

The Artemis II crew has now broken the record — previously held by Apollo 13 — for the farthest distance any humans have ever ...

This isn’t just a space station — it’s the most expensive object ever built. We’re talking about a 420-ton structure assembled piece by piece in orbit, traveling at 28,000 km/h while circling Earth 16 ...

A mysterious pyramid-like structure spotted on Mars has sparked theories that an ancient civilization similar to our own may have once existed on the Red Planet. A viral post has flooded the internet ...

Exactly when and how plate tectonics started, however, is a matter of debate. Now, in a study published March 19 in the ...

Artemis 2 astronauts saw Earth slip from view during their lunar flyby on Flight Day 6.

After traveling a record distance from Earth, the Artemis II crew saw incredible things. “This continues to be unreal,” pilot ...

As NASA’s Orion spacecraft slipped behind the farside of the moon, the astronauts captured the crescent of Earth setting over ...

Earth may have won a cosmic chemistry lottery. Researchers found that during the planet’s earliest formation, oxygen had to be in an extremely narrow “Goldilocks zone” for two life-essential elements, ...

Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner ...

For decades, scientists have tried and failed to explain how the force that binds the heart of atoms together really works.