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Artemis II

retired

Human SpaceflightGEOCOSPAR 2026-069ALaunched 4/1/2026

Mission & Launch

Launch Mission: Artemis II Mission
Launch Vehicle: SLS Block 1
Launch Date: 4/1/2026
Last Contact: 4/11/2026

Orbit & Mass

Orbit Class: GEO
Altitude: 35,122.5 km
Inclination: 28.35 deg
Dry Mass: 9,400 kg
Total Mass: 25,848 kg

Payload Classification

Mission Type: Human Spaceflight
Payload Category: SS
Payload Class: C

Organizations

Operator: NASA Johnson Space Center
Manufacturer: Lockheed Martin

Registry

COSPAR ID: 2026-069A