Exoplanets MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 108 installs a week from npm.
Confirmed exoplanets and their properties from the NASA Exoplanet Archive. No key required.
The linked repository no longer exists on GitHub — it was deleted or made private.
This one has been quiet for a while
Quiet is not dead — but it is worth knowing when it wakes up, or when someone else takes it over. We watch the repository and tell you either way.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add exoplanets-mcp -- npx -y exoplanets-mcp{
"mcpServers": {
"exoplanets-mcp": {
"command": "npx",
"args": [
"-y",
"exoplanets-mcp"
]
}
}
}[mcp_servers.exoplanets-mcp]
command = "npx"
args = ["-y", "exoplanets-mcp"]{
"mcpServers": {
"exoplanets-mcp": {
"command": "npx",
"args": [
"-y",
"exoplanets-mcp"
]
}
}
}{
"servers": {
"exoplanets-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"exoplanets-mcp"
]
}
}
}Alternatives to Exoplanets MCP
same job, measured the same wayDrug names, identifiers, and properties from NIH RxNav. No key required.
Read articles and posts from the dev.to community. No key required.
Look up chemical compound properties and synonyms from PubChem. No key required.
Estimate a person age from their name. No key required.
News and article search from The Guardian. No key required.
Prediction market contracts and prices from PredictIt. No key required.
Consumer complaints from the CFPB. No key required.
Asteroid and comet data from the NASA JPL Small Body Database. No key required.
Exoplanets MCP — questions
Answers built from our own checks of this server.