WASHINGTON — A United Launch Alliance Vulcan Centaur rocket lifted off early Feb. 12 on a multi-manifest national security mission, sending payloads directly to geosynchronous orbit more than 22,000 ...

SpaceX deployed 83 Starlink satellites into low Earth orbit this week, boosting the network to over 9,850 units. Launch details and orbital information explained.

Under the new GHOST-R effort, the Defense Innovation Unit hopes to have a high-resolution bird operating on orbit within 24 months.

ISRO formed a Failure Analysis Committee headed by former Chairman A. S. Kiran Kumar to investigate the pyro valve failure. A pyro valve is a small but critical device that opens using a tiny ...

A Long March 3B lifts off from Xichang, sending Shijian-25 on its way to orbit, Jan. 6, 2025. Credit: Ourspace HELSINKI — China’s experimental Shijian-21 and Shijian-25 satellites have separated in ...