Our planet’s magnetosphere has seen dramatic shifts across its history—even total reversals—but this recent wrinkle doesn’t ...

How sounds from humanity were transmitted into outer space as a message. The College Football Playoff committee 'really ...

Why is NASA so worried about space microbes? How much damage could an extra-terrestrial microorganism do here on Earth? And ...

China routinely sends astronauts to and from its space station Tiangong. A crew capsule is about to undock from the station ...

Junk is accumulating in space at a fantastic pace, with millions of pieces orbiting the Earth, and humans need to figure out ...

Dan Falk: Space junk broadly refers to stuff that’s in space that was put there by humans, and that is no longer doing what ...

Every year, we shoot several thousand satellites and other objects out into space. When satellites die, they become space ...

One of the most elegant theories about the origins of life on our planet is that it was kick-started by a delivery from outer ...

On the ground, its rings are hard to appreciate; dunes, heat haze, and uneven terrain all conspire to hide the full shape. But from space, especially in the images taken by the Copernicus satellite, ...

Though it generated beautiful auroras around the world, the Gannon solar storm in 2024 was also a little dangerous.

Each rocket launch sends valuable materials that cannot be recovered into outer space and emits large amounts of greenhouse ...

As Russia threatens nuclear attacks on Ukraine and NATO, and prototypes a nuclear-armed spacecraft, European space powers are ...