"Information about the Telnet Protocol or Tool" matching MCP connectors:

Real-time planetary signal engine and Model Context Protocol (MCP) server for autonomous AI agents.

In-flight WiFi: provider by flight, airline or tail, measured speeds, Starlink rollout.

Spacenews MCP — wraps the Spaceflight News API v4 (free, no auth)

N2YO MCP — wraps the N2YO Satellite Tracking REST API (n2yo.com)

NASA space data — Near Earth Objects (asteroid tracking & hazard assessment), Space Weather (solar flares, CMEs, geomagnetic storms via DONKI), and Astronomy Picture of the Day.