NSSDCA/COSPAR ID: 1990-028B
SECS (Special Experimental Communications System) was a digital store and forward communications spacecraft for a classified US Navy mission. The design was similar to GLOMR with more data storage, greater redundancy, more space qualified hardware content. SECS was the first spacecraft launched on the air-launched Pegasus launch vehicle. It was built by Defense Systems Inc (DSI), was spherically shaped and approximately 0.6 m in diameter. It operated for 3.5 years.
Launch Date: 1990-04-05
Launch Vehicle: Pegasus
Launch Site: Edwards Air Force Base, United States
Mass: 25 kg
Questions and comments about this spacecraft can be directed to: Coordinated Request and User Support Office