1987 · Soviet Space Program
US-A 31
successTsiklon-2 | US-A 31
Active radar satellite for ocean surveillance powered by a nuclear reactor.
Overview
- Date / time
- December 12, 1987 at 05:40 AM UTC
- Outcome
- success
- Mission
- US-A 31
- Mission type
- Government/Top Secret
- Orbit achieved
- Low Earth Orbit