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Astro Protocol Original Soundtrack is a futuristic space music collection of dark ambient and experimental dronescape. The soundtrack establishes an atmosphere of grand cosmic scale and tension.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
Tracked since Jul 7, 2026.
Steam Train Fest starts Jul 20, 2026
Astro Protocol Original Soundtrack is a futuristic space music collection of dark ambient and experimental dronescape. The soundtrack establishes an atmosphere of grand cosmic scale and tension.
Created and composed by Aaro E.T. Tiainen (aka Aeroll).
The soundtrack includes 11 tracks with a total runtime of 42 minutes and 13 seconds, and is provided in both high-quality FLAC and MP3 formats.
Lowest tracked price: CA$3.89 (Jul 7, 2026) · current best: CA$3.89.
