The U.S. Navy began replacing and upgrading its ultra-high frequency (UHF) satellite communications network during the 1990s with a constellation of customized satellites built by Hughes Space and Communications Company. Known as the UFO (Ultra High Frequency Follow On) series, these HS-601 model satellites support the Navy's global communications network, serving ships at sea and a variety of other U.S. military fixed and mobile terminals.
The Atlas I was a US expendable launch system manufactured by General Dynamics in the 1990s to launch a variety of satellites.
The European Space Agency (ESA)'s LEO-PNT (Low Earth Orbit Positioning, Navigation and Timing) demonstrator mission will feature a 10-satellite const…
Chinese satellite reported to be for "space environment research" purposes. Actual usage not known.
A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Commercial Synthetic-aperture radar Earth observation satellites built by CAST for China Siwei Survey and Mapping Technology Co. Ltd.
Note: Payload identities uncertain. Batch of 16 Rassvet-3 Low Earth Orbit communication satellites for the Russian Byuro-1440 (Bureau 1440) conste…
Chinese commercial small satellites by Beijing-based company Future Navigation for providing GNSS augmentation signals services from LEO. They are pa…
A batch of 29 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Progress resupply mission to the International Space Station.
A batch of 25 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Synthetic aperture radar satellite for Japanese Earth imaging company Synspective.