There are about 15,000 satellites orbiting Earth. Most of them, like the International Space Station and the Hubble Telescope ...

Humankind has the technology to go to space. Space architect Ariel Ekblaw says the bottleneck now is real estate: getting ...

A 2022 astronaut photo shows a thick blanket of snow covering Yellowstone Lake, transforming the frozen body of water into a ...

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

The interstellar comet 3I/ATLAS will make its closest approach to Earth on December 19, and will be visible with binoculars ...

The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...

A rare magnetic phenomenon, once thought confined to the sun’s outer atmosphere, has been seen to twist its way through Earth ...

The interstellar comet will pass safely by Earth, giving astronomers their best chance to study it up close.

Okay, it's not quite that common an occurrence, but there are indeed a number of firms giving this a go. The latest to join ...

New measurements demonstrate that smoke particles in the upper atmosphere are twice the size of lower-altitude ones.

Particles from Earth’s atmosphere may be preserved in the Moon's soil, offering a long-term record of Earth’s atmospheric ...

Three Chinese astronauts have returned to Earth after they were briefly stranded at the nation's space station when space ...