The world's oldest rocks are spread across the globe and paint a picture of Earth's turbulent early history. Here are some of ...

Kessler syndrome could make space exploration and the use of satellites dangerous, or even unfeasible, for many generations.

Twenty years ago today a magnetar’s epic tantrum made our planet ring like a bell from tens of thousands of light-years away ...

The astronauts on the I.S.S. — including two who were scheduled to return months ago — held a zero-gravity cookie-decorating ...

Pictures from the International Space Station do not disappoint, from comets and northern lights to giant hurricanes and ...

In 2024, the radio receivers on and around the human homeworld captured a variety of fascinating emissions, some of which are ...

Asteroid-detecting AI algorithms have already identified 27,000 new pieces of space debris, bringing the known number to 1.3 ...

Where is the snowiest place on Earth? Snow enthusiasts have been discussing it for a long time, but there’s no consensus.

The concept known as “Kessler Syndrome” was proposed nearly five decades ago. Experts weigh in on whether the space-based disaster scenario is already unfolding.

Recent testimony and several reports have exposed possible UFO sightings across the country amid national attention on ...

How much do you know about Antarctica? Take our science quiz to see if you'll freeze up or be as cool as a cucumber.