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Ephemeris Python Packages

Python packages with the GitHub topic ephemeris. Sorted by relevance, with stars and monthly downloads.
g-battaglia
kerykeion

Data-Driven Astrology 💫 Kerykeion is a Python library for astrology. It generates SVG charts and extracts detailed structured data for birth charts, synastry, transits, composite charts, and more.

156K 635 182
AndrewAnnex
spiceypy

SpiceyPy: a Pythonic Wrapper for the SPICE Toolkit.

141K 478 92
nyx-space
anise

ANISE provides a toolkit and files for Attitude, Navigation, Instrument, Spacecraft, and Ephemeris data. It's a modern replacement of the NAIF SPICE toolkit.

55K 233 37
lzray-universe
calcchinesecalendar

High-precision Chinese lunar calendar tool based on JPL DE ephemeris.

16K 4 0
astro-tools
gmat-run

Run GMAT mission scripts from Python and get results as pandas DataFrames.

8K 1 0
Kosmorro
kosmorrolib

Kosmorrolib, a library to calculate ephemerides.

5K 9 6
g-battaglia
libephemeris

NASA-powered Python library for high-precision astronomical ephemerides. Features an API compatible with Swiss Ephemeris (pyswisseph) and utilizes Skyfield for professional-grade celestial calculations and orbital data.

4K 10 7
TheDaniel166
moira-astro

Pure Python ephemeris and astrology engine built on JPL DE441 and SPK kernels.

2K 14 1
katelouie
stellium

A modern Python library for astrological chart calculation, visualization, reporting and data analysis. Built on the Swiss Ephemeris for astronomical accuracy.

2K 34 11
ortk95
planetmapper

PlanetMapper: A Python package for visualising, navigating and mapping Solar System observations

1K 15 1
timcera
astronomia

Library for calculation of ephemeris and other astronomical calculations

803 5 2
astropenguin
azely

Azimuth/elevation calculator for astronomical objects

651 11 4
jayeshmepani
swisseph-ffi

Pure Python ctypes FFI wrapper for the Swiss Ephemeris C library

478 1 0
bluephlavio
eph

Represent, retrieve and manipulate ephemerides with python.

362 1 2
Engineero
spacetracktool

A Python class for making requests to space-track.org

313 6 2
scottchronicity
ephemeris-mcp

Precision astronomical ephemeris for AI agents. An MCP server providing planetary positions via the Swiss Ephemeris.

195 1 2
martin5f
pyplanets

Library of astronomical algorithms in Python to compute planets ephemeris and phenomena

166 6 0
oddurs
starward

An educational astronomy calculation toolkit with a soul. Show your work with --verbose mode. Sun/Moon positions, rise/set times, twilight, phases, coordinate transforms, Julian dates, and visibility planning. Pure Python, no compiled dependencies.

154 1 0
katelouie
starlight-astro

A modern Python library for astrological chart calculation, visualization, reporting and data analysis. Built on the Swiss Ephemeris for astronomical accuracy.

74 34 11
johndoe31415
ewia

Library to calculate apparent positions of astronomical objects

42 0 1
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