Looking for an alternative to Orbit Sentinel MCP? Whether you need a different runtime environment, custom authentication support, or alternative API integrations in the Aerospace & Astrodynamics ecosystem, we have cataloged and compared the top alternative MCP servers below.
Orbit Sentinel MCP connects MCP clients to the Orbit Sentinel REST API, which indexes filings from the FCC, ITU, UNOOSA, and FAA-AST. Use it for space regulatory research, filing searches, entity investigations, spectrum reviews, and launch-license analysis. It runs locally over stdio or through a hosted Streamable HTTP endpoint.
Direct comparison of key metrics, runtimes, authentication methods, and community popularity.
| Server Name | Runtime | Auth | Pricing | GitHub Stars | Downloads | Action |
|---|---|---|---|---|---|---|
| npx | API key | Free | 1 | — | Current | |
| npx | No auth required | Free | 3 | 1 | Compare → | |
| npx | Free/None | Free | 4 | — | Compare → | |
| Remote (SSE) | Free/None | Free | — | — | Compare → | |
| npx | Free/None | Free | 1 | — | Compare → | |
| Remote (SSE) | Free/None | Free | 47 | — | Compare → | |
S Starfetch | npx | Free/None | Free | 2 | — | Compare → |
| Remote (SSE) | Free/None | Free | — | — | Compare → | |
| npx | Free/None | Free | — | — | Compare → | |
| Remote (SSE) | Free/None | Free | — | — | Compare → | |
| bunx | No auth required | Free | 3 | — | Compare → | |
| Remote (SSE) | Free/None | Free | 2 | — | Compare → | |
| npx | Free/None | Free | — | — | Compare → |