# chuk-mcp-celestial

> Use this tool when you need to retrieve accurate astronomical data, such as moon phases, solar eclipses, and celestial event timings, for any location and date. It solves problems related to tracking celestial events, planning astronomical observations, and determining Earth's seasons. The tool accepts location and date inputs and provides detailed astronomical data as output, making it ideal for use cases requiring authoritative and precise celestial information.

Canonical page: https://skillsregistry.net/skills/ibm-chuk-mcp-celestial  
JSON: https://api.skillsregistry.net/v1/skills/ibm-chuk-mcp-celestial

## Description

Provides authoritative astronomical data including moon phases, solar eclipses, and sun/moon rise and set times using the US Navy API or offline Skyfield calculations. It enables users to query Earth's seasons and celestial events for any location and date.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** maps-location
- **Updated:** 2026-06-12

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/l1k8be7sy4)
- **Repository:** <https://github.com/IBM/chuk-mcp-celestial>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "ibm-chuk-mcp-celestial"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/ibm-chuk-mcp-celestial` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/ibm-chuk-mcp-celestial/pull`

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