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Constellation OS documentation

Telemetry, topology, and forecasts for space infrastructure, through one API for your team and your agents.

Quickstart

  1. 1

    Create an API key

    Sign in on the account page and create a key with the scopes you need. Account

  2. 2

    Write telemetry

    POST link, satellite, or ground station records tagged with entity_id. Telemetry

  3. 3

    Read and forecast

    Read the fleet back as topology, then request forecasts for your links. Predictions

Full quick start 
$ claude mcp add --transport http constellation \
    https://api.constellation.space/mcp \
    --header "Authorization: Bearer $CONSTELLATION_API_KEY"
✓ Added HTTP MCP server constellation
 
> Which of my links will be weakest over the next five minutes?
 
  ⏺ get_topology      6 entities, 3 of them links
  ⏺ get_predictions   snr, 3 links at 1, 3, 5 min
 
  sat-1-gs-svalbard is the weakest: 7.9 dB median at +5 min
  (p10 7.4, p90 8.4). The other two links hold above 11 dB.
  Forecast from snr-baseline-v1.9, predicted 14:31:58 UTC.
Example session. Tool names and response fields are the real MCP surface.