United Launch Alliance plans to begin 2026 with a national security mission as its Vulcan Centaur rocket prepares to launch ...
The US and China are racing to build space-based solar power infrastructure that would beam electricity down to Earth 24/7.
Geosynchronous Synthetic Aperture Radar (GEO SAR) systems represent a promising frontier in Earth observation technology, offering continuous monitoring of specified regions with exceptionally short ...
It's been decades since humanity first sent a satellite into orbit, and during all this time we kind of become experts at it. What we still haven't mastered yet is extending the life of these ...
Two Chinese satellites have rendezvoused with one another more than 20,000 miles above the Earth in what analysts believe is the first high-altitude attempt at orbital refueling. China’s Shijian-21 ...
Illustration of congestion in geostationary orbit. Credit: ESA/ID&Sense/ONiRiXEL; CC BY-SA 3.0 WASHINGTON — The U.S. Space Force will evaluate commercial alternatives to its bespoke military ...