Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows and macOS. With Stellarium, you really see what you can see with your eyes, binoculars or a small telescope.

Astronomy and astrophysics core library

This repository contains the OpenTelemetry Astronomy Shop, a microservice-based distributed system intended to illustrate the implementation of OpenTelemetry in a near real-world environment.

An Android app that uses your phone's sensors to assist with wilderness treks or survival situations.

Real-time 3D visualization of space.

Elegant astronomy for Python

A Raspberry Pi operated allsky camera

Code, data, and instructions for mapping orbits of asteroids in the solar system

Machine learning, statistics, and data mining for astronomy and astrophysics

This is the official GitHub repository for OpenSpace: an open source astrovisualization project. For instructions on how to build and run OpenSpace, see the Getting Started Guides on the wiki page at http://docs.openspaceproject.com.

SunPy - Python for Solar Physics

Astronomy Picture of the Day API service

Scientific-grade astronomy routines for Python

Astronomy Engine: multi-language calculation of Sun, Moon, and planet positions. Predicts lunar phases, eclipses, transits, oppositions, conjunctions, equinoxes, solstices, rise/set times, and other events. Provides vector and angular coordinate transforms among equatorial, ecliptic, horizontal, and galactic orientations.

Functions and classes to access online data resources. Maintainers: @keflavich and @bsipocz and @ceb8

An open source Python package for plasma research and education

Python library for science observations from the James Webb Space Telescope

A list of awesome astronomy projects

Model layer for Meteor

ASDF (Advanced Scientific Data Format) is a next generation interchange format for scientific data

Main yt repository

Track satellites in your terminal

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

Advanced date, time and interval library for Java with sun/moon-astronomy and calendars like Chinese, Coptic, Ethiopian, French Republican, Hebrew, Hijri, Historic Christian, Indian National, Japanese, Julian, Korean, Minguo, Persian, Thai, Vietnamese

饕餮：A curated collection of resources for astrophysical research

Software to manage a Linux-based All Sky Camera.

The Solar System modeled to scale with Three.js

A command-line tool for producing vector-graphics charts of the night sky in SVG, PDF and PNG formats.

A Raspberry Pi Based Sun Tracker

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.