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Vast launches its Haven Demo pathfinder satellite
Vast launched Haven Demo, an in-space testbed for Haven-1 station technologies, on November 2 aboard SpaceX's Bandwagon-4 rideshare. Over three months, the satellite completed 49 test objectives and remained power-positive despite harsh space weather before controlled deorbit on February 4, 2026.
- Launch: November 2, 2025, 1:09 a.m. ET from Cape Canaveral on Bandwagon-4.
- Three-month mission; deorbited February 4, 2026 at 7:40 p.m. PST into South Pacific.
- Completed 49 test objectives: navigation, avionics, power, solar arrays, thermal, propulsion, flight software.
- Gathering flight data for Haven-1 development; remained power-positive despite challenging space weather.