Opportunity Rover

retired

Science ExplorationinterplanetaryCOSPAR 2003-032ALaunched 7/8/2003

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Mission & Launch

Launch Mission: MER-B
Launch Vehicle: Delta 7925H
Launch Date: 7/8/2003
Last Contact: 6/10/2018

Orbit & Mass

Orbit Class: interplanetary
Altitude: -44,906 km
Inclination: 29.4 deg
Dry Mass: 185 kg
Total Mass: 1,065 kg

Payload Classification

Organizations

Operator: NASA Jet Propulsion Laboratory
Manufacturer: NASA Jet Propulsion Laboratory

Registry

COSPAR ID: 2003-032A
UN Registration: ST/SG/SER.E/437

Mentions

All verified mentions of this spacecraft in source documents.

NASA's Opportunity rover operated on Mars for 15 years and sent its final message in 2019 reading "My battery is low and it's getting dark.".

GeneralValue 4.0Sep 8, 2025More than machines: When AI explores the stars without us

NASA's Opportunity rover operated on Mars for 15 years and sent its final communication in 2019 containing the words "My battery is low and it's getting dark."

Capability