Cosmic dust can tell scientists about how ice covered Earth during the last ice age. This dust is leftover debris from ...

Ah, Earth. We may not think about our planet on a day-to-day basis, but the world we live in is a pretty interesting place. The third rock from the Sun—and to this day, the only one with known ...

Biggest Discoveries in Space Exploration: 25 Unanswered Questions About The Universe: Every now and then, you hear something ...

On Oct. 1, 2025, the small asteroid known as 2025 TF whizzed past Earth at a distance of only 266 miles (428 kilometers) from our planet — roughly the same altitude as the International Space Station.

'There is now a Starlink reentry almost every day.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Satellite megaconstellation operators are ...

Brilliant colors strobed the skies across much of North America — viewed as far south as Florida — on Nov. 11 as a powerful ...