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S.S. Ellison Onizuka
retired
Human Spaceflight
LEO
COSPAR 2021-072A
Launched 8/10/2021
Admin Edit
Mission & Launch
Launch Mission
S.S. Ellison Onizuka Mission
Launch Vehicle
Antares 230+
Launch Date
8/10/2021
Last Contact
12/15/2021
Orbit & Mass
Orbit Class
LEO
Altitude
276 km
Inclination
51.63 deg
Dry Mass
2,326 kg
Total Mass
8,050 kg
Payload Classification
Mission Type
Human Spaceflight
Payload Category
SS
Payload Class
B
Organizations
Operator
Northrop Grumman
Manufacturer
Northrop Grumman
Registry
COSPAR ID
2021-072A
UN Registration
ST/SG/SER.E/1031
Track