Orbus 21D

E2222851 UNEXPLORED

Orbus 21D is a solid-fuel upper-stage rocket motor used on the Athena II launch vehicle to provide final orbital insertion capability.

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All labels observed (1)

Label Occurrences
Orbus 21D canonical 2

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

Athena II → stage3Engine → Orbus 21D ⓘ
Athena II → upperStage → Orbus 21D ⓘ