Satellites and chunks of space junk come close to colliding on a regular basis. The situation could get dangerously out of ...

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

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

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

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

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.

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

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

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.

The Chicago-formed group has inspired many in America and worldwide, and they are still performing their iconic hits to this ...