Otter
Spacecraft that docks with satellites to extend their lives
Seattle-area company building Otter, a small spacecraft that docks with satellites not designed for it in order to extend their life, move them or take them out of orbit. Customers include SES, the U.S. Space Force and NASA.
Products, by altitude
High orbits · 2,000–35,786 km
In development ![]()
Low Earth orbit · 160–2,000 km
Testing ![]()
Otter Pup
Small test spacecraft for docking with other satellites
Known rounds
Government awards
| Date | Agency | Program | Amount |
|---|---|---|---|
| Feb 2026 | U.S. Space Force, Space Systems Command | APFIT: dedicated Otter servicing vehicle for GEO | $54.5M5 |
| Jan 2026 | Space Development Agency | End-of-life disposal of PWSA satellites (Deorbit-as-a-Service) | $52.5M6 |
| Sep 2024 | NASA | SBIR Phase III: SSPICY orbital debris inspection mission | $15M7 |
| May 2024 | U.S. Space Force, Space Systems Command | STRATFI: Otter augmented maneuver mission | $37.5M8 |
| Mar 2023 | U.S. Department of Defense, National Security Innovation Capital | Nautilus universal docking system development | $3M9 |
Milestones
- Dec 2025 Starfish software autonomously guided an Impulse Space Mira spacecraft to within about 1,250 meters of another Mira in the Remora demonstration. Company statement10