Robotic Observatories & Rovers
Perseverance Rover (Mars 2020)
Vehicle: Atlas V | Launch Site: Cape Canaveral Space Force Station
Spacecraft Architecture & Subsystem Engineering
A breakdown of the electrical power, computing payload, communication networks, and vehicle dynamics of Perseverance Rover (Mars 2020).
⚡ Electrical Power Subsystem
Fueled by an MMRTG utilizing Plutonium-238, backed by two lithium-ion batteries.
💾 Flight Command Computer
RAD750 processor running at 200 MHz, with 256 MB RAM and a dedicated 4 GB flash memory disk.
📡 Communications Antenna
Direct-to-Earth X-band high-gain dish antenna, and UHF transceiver to relay telemetry via Mars Odyssey and MAVEN orbiters.
⚖️ Mass and Propulsion
1,025 kg.