Developer Builds Working Emulator for Voyager 1's Flight Data System Computer

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A developer named Zane Ham has created a software emulator replicating the Flight Data System (FDS) computer used aboard NASA's Voyager 1 spacecraft. The FDS is the onboard computer responsible for formatting and transmitting scientific data back to Earth. The emulator project, published on GitHub Pages, allows users to interact with a simulated version of this historic hardware. Voyager 1, launched in 1977, is the most distant human-made object in space and its aging FDS computer made headlines in 2024 when NASA engineers worked to resolve a data transmission anomaly. The project highlights ongoing hobbyist and engineering interest in preserving and understanding the technology behind deep-space exploration.

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