OneWeb satellite constellation is intended to provide global Interned broadband service for individual consumers. The constellation is planned to have around 900 microsatellites, around 150 kg each, operating in Ku-band from low Earth orbit.
The STP-2 payload is composed of 25 small spacecraft. Included is COSMIC-2 constellation to provide radio occultation data, along with 8 cubesat nanosatellites. Other payloads include LightSail carried by the Prox-1 nanosatellite, Oculus-ASR nanosatellite, GPIM and the Deep Space Atomic Clock.