3 days ago · U.S. and Chinese satellites routinely spy on each other in orbit, rehearsing for more aggressive operations in the event of war.

1 day ago · Recently, the two spacecraft separated, and Pentagon officials are watching closely to see if Shijian-21 begins to maneuver, which could be a signal that it was a successful refueling and that its …

1 day ago · Much of the "dogfighting" activity in space is simply for spying, defense analysts say, with specifics largely classified — snapping photos of each other's satellites to learn what kind of systems …

Dec 12, 2025 · Space has long been viewed as the high ground of modern defense, but the nature of threats in this domain is undergoing a significant shift. For decades, the primary concern regarding …

6 days ago · It signals how often satellites now need to adjust to predicted close passes. It highlights an uneven reality: not every satellite can maneuver as readily, or as autonomously.

An anonymous reader shared this report from the Washington Post. (Alternate URL here): The American patrol satellite had the targets in its sights: two recently launched Chinese…

How quickly is data being received? How long does a signal take to get there, and back? The grid of antennas show you the current state of the network. 'Radio Waves' will show you if data is being sent …