Polaris Intelligence
Polaris
Intelligence
About
Ctrl K
Sign in
© Polaris Intelligence 2026
PrivacyTermsAdmin

Mars Observer

retired
Science ExplorationinterplanetaryCOSPAR 1992-063ALaunched 9/25/1992
Admin Edit
Mission & Launch
Launch Mission
Mars Observer Mission
Launch Vehicle
Commercial Titan 3
Launch Date
9/25/1992
Last Contact
8/21/1993
Orbit & Mass
Orbit Class
interplanetary
Altitude
-39,212 km
Inclination
29.3 deg
Dry Mass
1,029 kg
Total Mass
2,565 kg
Payload Classification
Mission Type
Science Exploration
Payload Category
PLAN
Payload Class
C
Organizations
Operator
NASA Jet Propulsion Laboratory
Manufacturer
Lockheed Martin
Registry
COSPAR ID
1992-063A
UN Registration
ST/SG/SER.E/260
Track
Mentions
1
All verified mentions of this spacecraft in source documents.
0.0-5.0
Actions

The PHSF became a key facility for planetary missions launched on expendable launch vehicles beginning with Mars Observer.

CapabilityGeneralValue 3.5Jul 13, 2026The mystery of Mission Zero