As satellite launches skyrocket and orbital debris multiplies, aviation authorities are scrambling to prevent space junk from ...

Low-Earth orbit is more crowded—and fragile—than it looks. Satellites constantly weave past each other, burning fuel and ...

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

NASA’s latest alert about a near‑Earth asteroid has revived a familiar mix of anxiety and curiosity about what would happen ...

International Space Station, where astronauts have lived and worked for 25 years, is visible to us on Earth. How to see it ...

A day-by-day look at the upcoming lunar journey.

Early last year, there was talk that the newly-discovered Asteroid 2024 YR4 had a really small, but probable chance of ...

Falling space junk is becoming a real-world hazard, and scientists have found a clever new way to track it using instruments ...

Comet C/2023 P1, Nishimura visible from Earth. Credit: NASA/JPL-Caltech | edited by Space.com Bitter cold continues as major winter storm takes aim at South Trump says agreement reached on ...

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

NASA’s upcoming Artemis II flight will be the first crewed lunar mission in over 50 years, but it will not land on the moon. Here’s why.

NASA's Artemis II is poised for the first lunar mission since 1972—with much more to come.