#astronomy

Multi-purpose lens modeling software package

Python bindings for ERFA routines

Data Access abstraction framework for the Rubin Observatory

PyAutoLens: Open-Source Strong Gravitational Lensing

PyAutoFit: Classy Probabilistic Programming

Weather, tides, the sun, the moon, maps, and a planetarium, in your terminal. The Old Farmer's Almanac meets Minitel.

Core package to analyze gravitational-wave data, find signals, and study their parameters. This package was used in the first direct detection of gravitational waves (GW150914), and is used in the ongoing analysis of LIGO/Virgo data.

Calibration Reference Data System for HST and JWST.

A friendly package for Kepler & TESS time series analysis in Python.

PyAutoGalaxy: Open-Source Multiwavelength Galaxy Structure & Morphology

Plotting, analysis, and format conversion tools for ARTIS simulations

Astronomical time series analysis with JAX

Fit models to your data in Python with Sherpa.

Planetary interior structure model

Array and grid manipulation for the PyAuto ecosystem

Phantom Smoothed Particle Hydrodynamics and Magnetohydrodynamics code

Synthetic photometry using Astropy for HST and JWST

Astronomy-first pure-Python ephemeris and astrology computation engine with transparent, auditable calculations.

Forge anything measurable. A units library that does not assume you are doing physics.

Chemical kinetics for exoplanetary atmospheres. Modified and redistributed.

Official Node.js client for the General Coordinates Network (GCN)

Zero-dependency Go package for astronomical calculations: sunrise/sunset, moonrise/moonset, twilight, and lunar phase, based on Meeus.