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STP-27AD1, 27AD2

STP-27AD2 [Astra]

STP-27AD1 is a vehicle evaluation payload for the maiden flights of the Astra Rocket-3.3 rocket for the Space Test Program (STP). The flight carries a non-separable test payload to record data on the launch environment.

STP-27AD1 failed to reach orbit due to a launch vehicle failure.

STP-27AD2 is a reflight, which successfully reached orbit on 20 November 2021.

Nation: USA
Type / Application: Vehicle evaluation
Operator: Space Test Program
Contractors: Astra Space Inc.
Configuration: Instrumented upper stage
Power: Batteries
Orbit: 415 km × 415 km, 70.0 (#1, planned), 438 km × 507 km x 86.0, 86.0 (#2)
Satellite COSPAR Date LS Launch Vehicle Remarks
STP-27AD1 2021-F07 28.08.2021 Kd LP-3B F Astra Rocket-3.3 Failed
STP-27AD2 2021-108A 20.11.2021 Kd LP-3B Astra Rocket-3.3
Further STP missions:

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