This occurrence will be the closest approach to Earth by an asteroid of this size that scientists have known about in advance ...

Earth Day began as a protest in 1970, but its meaning has evolved. Here’s how it changed - and what it represents today.

Scientists have seemingly settled long-standing arguments about whether the components of Earth originated from the inner or ...

The recent Artemis II mission gave four astronauts a one-of-a-kind perspective on Earth, and their photos show just how small ...

For the first time, scientists have watched a subduction zone literally fall apart beneath the ocean floor. Using advanced ...

Millions of people around the world will pause, at least for a moment, to mark Earth Day. The annual event is Wednesday.

From time to time, the Earth's magnetic poles flip, leaving us without a protective magnetic field for up to centuries ...

A new study warns that if satellite operators suddenly lose control during a major disruption, a catastrophic collision in ...

April 22 is Earth Day. Have some fun and use NASA's Landsat to see your name in satellite images. Use interactive map for ...

See stunning photos of Earth taken from space by astronauts and robotic spacecraft, celebrating our home planet on Earth Day.

The ion tail appeared as Comet C/2025 R3 PanSTARRS was about 45 million miles from Earth (72 million kilometers) during its ...