Orbiter architectureHigh-performance telecommunications spacecraft
Orbiter relays data from Mars rovers, landers, and orbital assets back to Earth. Higher bandwidth than direct Earth-Mars links.
Relay functionBridge between Mars and Earth
Spacecraft orbits Mars providing continuous or near-continuous comms paths. Reduces latency and enables real-time mission support.
Navigation servicesPrecision positioning support
In addition to data relay, the orbiter provides navigation signals and updates for Mars-based assets, improving landing accuracy and in-situ rover positioning.
Multi-mission supportService multiple programs
Network supports NASA Mars assets: rovers, landers, sample return missions, and future crewed operations as shared infrastructure.