For developers and AI agents
Free astrology and festival data API
Everything on this page is free, needs no key and is licensed CC BY 4.0: please credit “SimplyAstro (simplyastro.com)”. Values are computed from the NASA JPL DE421 ephemeris. The machine-readable description is the OpenAPI spec. The API allows cross-origin requests and is rate limited, so cache responses.
List of autumn 2026 festival dates.
Moonrise (local time) for a state or region. Kinds: karwa-chauth-moonrise, sharad-purnima-moonrise, diwali-lakshmi-puja-time, dhanteras-puja-time, chhath-arghya-time.
Retrograde periods and sign changes 2026 to 2028 (UTC). Planets: mercury to pluto.
Exact UTC moment the Sun enters each zodiac sign (2026, 2027, 2028).
Lunar day (tithi) and paksha for a date and IST time.
Dates of your Jupiter returns from a birth date.
Also available for AI systems: llms.txt, llms-full.txt and the open data downloads.
Keep exploring, all free