Low Earth orbit has shifted from a quiet scientific outpost to one of the busiest pieces of real estate in human history.

Astrophysicists are warning that low Earth orbit is reaching a critical tipping point, where satellite collisions could happen faster than previously imagined. A new metric, the ...

The satellites in Amazon's new internet-beaming megaconstellation in low Earth orbit are bright enough to disrupt ...

Earth’s ice ages have long been blamed on subtle wobbles in our own orbit, but new research suggests a distant accomplice is ...

By Bill Milroy, Defense Opinion Writer. Space-based communications are now as fundamental to military operations as fuel and ...

The voyage of Artemis II should serve as a balm for a humanity who could be forgiven for thinking the world has gone mad.

Research finds Amazon’s LEO internet satellites can disrupt ground- and space-based astronomical observations due to brightness levels exceeding IAU recommendations.

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

Artemis II launch window opens Feb. 6—see mission timeline and space stocks/ETFs to watch (LMT, BA, NOC, SpaceX) ahead of key ...

Sunita Williams expresses FOMO over NASA's Artemis II Moon mission while reflecting on her remarkable space career and ...

Brazilian researchers developed an AI system that analyzes WhatsApp audio messages to identify depression, showing high ...