A
licenseNot graded
qualityD
maintenanceCalculates astrological birth charts including planetary positions, house placements, and aspects based on birth date, time, and location.
6,218 npm
1
MIT
AstralHoro
Server Details
Tropical natal charts, transits, and Sun, Moon, and rising from a birth date and place.
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- Status
- Healthy
- Last Tested
- Transport
- Streamable HTTP · MCP 2025-11-25
- URL
TDQS
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Available Tools
3 toolsnatal_chartInspect
Cast a tropical natal chart. Returns each planet with its sign, degree, retrograde flag, and whole-sign house, plus the ascendant, midheaven, twelve houses, and major aspects. Without a birth time the rising sign and houses are omitted. Example: birth_date 1990-07-04, birth_time 14:30, latitude 40.7128, longitude -74.006, timezone America/New_York.
ParametersJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| latitude | Yes | Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive. | |
| timezone | No | IANA timezone of the birthplace, such as America/New_York. Defaults to UTC. | |
| longitude | Yes | Birthplace longitude in decimal degrees, from -180 to 180. East is positive. | |
| birth_date | Yes | Birth date as YYYY-MM-DD. | |
| birth_time | No | Local birth time as HH:MM, 24-hour. Omit it when the time is unknown. |
sun_moon_risingInspect
Sun sign, Moon sign, and rising sign for a birth date and place. The rising sign is omitted when birth_time is omitted. If the Moon changes sign that day and the time is unknown, both signs are returned.
ParametersJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| latitude | Yes | Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive. | |
| timezone | No | IANA timezone of the birthplace, such as America/New_York. Defaults to UTC. | |
| longitude | Yes | Birthplace longitude in decimal degrees, from -180 to 180. East is positive. | |
| birth_date | Yes | Birth date as YYYY-MM-DD. | |
| birth_time | No | Local birth time as HH:MM, 24-hour. Omit it when the time is unknown. |
transitsInspect
Current planets in the sky and their major aspects to a natal chart. Pass the same birth fields as natal_chart. date is an optional YYYY-MM-DD; omit it for the sky right now. A date is read at 12:00 in the birth timezone.
ParametersJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| date | No | Civil date for the sky, YYYY-MM-DD. Omit it for the current time. | |
| natal | No | Optional nested birth data. Top-level birth fields override it. | |
| latitude | Yes | Birthplace latitude in decimal degrees, from -89.9 to 89.9. North is positive. | |
| timezone | No | IANA timezone of the birthplace, such as America/New_York. Defaults to UTC. | |
| longitude | Yes | Birthplace longitude in decimal degrees, from -180 to 180. East is positive. | |
| birth_date | Yes | Birth date as YYYY-MM-DD. | |
| birth_time | No | Local birth time as HH:MM, 24-hour. Omit it when the time is unknown. |
Tool Schema Changelog
Recent tool additions, removals, and schema changes observed during successful MCP inspections.
3 tool updates
- First observed
natal_chart - First observed
sun_moon_rising - First observed
transits
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