The Discoverer 3 reconnaissance satellite failed to reach orbit due to a failure of the Agena A upper stage.
Thor-Agena was a series of orbital launch vehicles. The rockets used Thor first stages and Agena second stages. They are thus cousins of the more-famous Thor-Deltas, which founded the Delta rocket family.
Fourth batch of five satellites for the French Kinéis IoT constellation designed to operate with 25 nanosatellites of 30 kg each.
A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Unidentified classified satellites for the Russian military.
WorldView Legion is a constellation of Earth observation satellites built and operated by Maxar. Constellation is planned to consist of 6 satellites …
NS-29 will simulate the Moon’s gravity and fly 30 payloads, all but one of which is focused on testing lunar-related technologies. The payloads wi…
A batch of 21 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
QZSS (Quasi Zenith Satellite System) is a Japanese satellite navigation system operating from inclined, elliptical geosynchronous orbits to achieve o…
A batch of 22 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
First of two new-generation satellites built by Airbus to provide secure communications to the Spanish government, its allies, and various internatio…
This is a replacement satellite for the Indian Regional Navigation Satellite System. The constellation will provide India with an alternative to GPS …