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Moon Phase & Illumination Lookup
x402
Moon Phase & Illumination Lookup is a paid API for AI agents from time.memoryapi.org, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).
Returns current and upcoming moon phases (New Moon, First Quarter, Full Moon, Last Quarter) plus current lunar illumination percentage, sourced from the US Naval Observatory.
Price / call$0.001
Success—
StatusUnknown
How this service works
Time, astronomy, and moon phase data via x402 micropayments. Powered by TimeAPI.io and US Naval Observatory.
Output
Returns the four key lunar phase dates (New Moon, First Quarter, Full Moon, Last Quarter) in the current lunar cycle, plus the moon's current illumination as a percentage. Data is sourced from the US Naval Observatory.
Example use cases
Example prompt
“What phase is the moon in right now, and when are the next New Moon, First Quarter, Full Moon, and Last Quarter dates? Also tell me the current illumination percentage.”
Technical details
Endpoint
GEThttps://time.memoryapi.org/x402/time/moonWhen to prefer
Choose this endpoint when you need authoritative moon phase dates and current lunar illumination from the US Naval Observatory. Ideal for calendar apps, astronomy tools, gardening or farming planners, photography planners, or any use case requiring lunar cycle data without a full ephemeris service.
Side effects
- Network or upstream US Naval Observatory data unavailability returning a 5xx error
- Invalid or malformed date parameter returning a 4xx error
- Payment not processed (402 Payment Required) if x402 micropayment fails
Input
{
"date": "2024-01-15",
"count": 4
}Output
{
"date": "2024-01-15",
"phases": [
{
"phase": "First Quarter",
"time_utc": "03:52"
},
{
"phase": "Full Moon",
"time_utc": "17:54"
},
{
"phase": "Last Quarter",
"time_utc": "23:18"
},
{
"phase": "New Moon",
"time_utc": "22:59"
}
],
"source": "US Naval Observatory",
"success": true,
"next_phase": null,
"illumination_percent": null
}Schema · Response
{
"example": {
"date": "2025-05-29",
"phases": [
{
"date": "2025-06-11",
"phase": "Full Moon",
"time_utc": "07:44"
}
],
"source": "US Naval Observatory",
"success": true,
"next_phase": {
"date": "2025-06-11",
"name": "Full Moon",
"time_utc": "07:44",
"days_away": 13
},
"illumination_percent": 72
}
}Tags
x402
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