"How to Use the WeChat Developer Assistant" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
Sun, Moon, planet and eclipse calculations for any place and date: rise and set times, twilight, moon phases, precise positions, dark-sky windows and planet events. Read-only. Works without a key up to 50 calls a day; a free RapidAPI key raises the limit.
Aircraft noise over the Netherlands: what flies over you and how loud, and report a noisy flight
Read-only access to live ADSBiq aircraft and network state, with community contribution metadata.
Anonymous public tools for FlightSweeper. See the published agent boundary before use.
Jet Operating Cost: the site's own MCP server — calculator, enquiry (enquiry = a human handoff,...
NASA astronomy photo of the day + imagery. $0.01/query. Register in-session — free testnet funds.
Astronomical units to kilometers, number discarded
Arcseconds to degrees, number discarded
Arcminutes to degrees, number discarded
Mach number to m/s at STP, number discarded
inHg to kilopascals, number discarded
Parsecs to light-years, number discarded
Light-years to kilometers, number discarded
Spacenews MCP — wraps the Spaceflight News API v4 (free, no auth)
N2YO MCP — wraps the N2YO Satellite Tracking REST API (n2yo.com)
SpaceX MCP — revival of the (dead) SpaceX API.
Aviation identity resolution and an AI use-case atlas, with provenance and temporal validity
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.
ESA Gaia MCP — the Gaia star catalogue, queried over the ESA TAP service.
