On April 26, 2020, SN4 successfully completed a cryogenic pressure test. On May 29, 2020, SN4 exploded after engine testing.
A batch of 23 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Russian military payload of unknown purposes. Hitchhiking Payloads: SITRO-AIS 53-56; Zorkiy-2M-4 & 6
A batch of 20 satellites for the Starlink mega-constellation - SpaceX's project for space-based Internet communication system.
Satellite officially named for "space environment detection" purposes, exact details unknown.