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/ephemeris

Raw astronomical data tier for developers and researchers. Daily geocentric ephemeris for all 10 solar system bodies (RA, Dec, ecliptic longitude, distance in AU), Julian Date ↔ Gregorian conversion, Modified Julian Date, Greenwich/Local Sidereal Time, lunar node positions (Rahu/Ketu tropical + sidereal), Earth's obliquity (mean + true), ΔT (TT−UT1), luni-solar precession rate, multi-step planet ephemeris table (up to 30 steps), solar system body physical data, and a bright-star catalog (top 20 by magnitude).

ephemerisjulian-datesidereal-timedelta-tobliquityprecessionlunar-nodesrahuketustar-catalogplanet-dataraw-dataastronomy-api

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10 live endpoints

Every path below has a real, working handler — not a stub.

GET/api/v1/ephemeris/body-info

GET/api/v1/ephemeris/daily

GET/api/v1/ephemeris/delta-t

GET/api/v1/ephemeris/julian-date

GET/api/v1/ephemeris/lunar-nodes

GET/api/v1/ephemeris/obliquity

GET/api/v1/ephemeris/planet-ephemeris

GET/api/v1/ephemeris/precession

GET/api/v1/ephemeris/sidereal-time

GET/api/v1/ephemeris/star-data

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