Voyager Program

Voyager 1

Vehicle: Titan IIIE | Launch Site: Cape Canaveral Space Force Station

Voyager 1 mission operations

Spacecraft Architecture & Subsystem Engineering

A breakdown of the electrical power, computing payload, communication networks, and vehicle dynamics of Voyager 1.

⚡ Electrical Power Subsystem

Three Multi-Hundred Watt Radioisotope Thermoelectric Generators (MHW-RTGs) powered by Plutonium-238.

💾 Flight Command Computer

Three redundant computer pairs: Computer Command System (CCS), Flight Data Subsystem (FDS), and Attitude and Articulation Control Coalition (AACS). Clock speed was ~250 kHz with 8 KB of magnetic tape memory.

📡 Communications Antenna

3.7-meter parabolic High-Gain Antenna transmitting via S-band and X-band frequencies.

⚖️ Mass and Propulsion

722 kg including instruments and propellant.