Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

HEOS 2

retired

Science ExplorationHEOCOSPAR 1972-005ALaunched 1/31/1972

Mission & Launch

Launch Mission: HEOS 2 Mission
Launch Vehicle: Thor Delta L
Launch Date: 1/31/1972
Last Contact: 8/2/1974

Orbit & Mass

Orbit Class: HEO
Altitude: 120,164.5 km
Inclination: 90 deg
Dry Mass: 117 kg
Total Mass: 117 kg

Payload Classification

Mission Type: Science Exploration
Payload Category: SCI
Payload Class: C

Organizations

Operator: European Space Agency (ESA)
Manufacturer: Airbus

Registry

COSPAR ID: 1972-005A
UN Registration: A/AC.105/INF.247