Physical Optics Propagation in Python

Prototype of Quantity 2.0 (experimental)

Full end to end radiometry calculators

Operate and manipulate physical quantities in Python

Factory methods useful when building orekit-based python astrodynamics applications

SpiceyPy: a Pythonic Wrapper for the SPICE Toolkit.

Astrodynamics with Python book, software, and videos. Spacecraft trajectory and attitude modeling and simulation

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

Leveraging numba to speed up ODE integration

Stellar evolution simulator

🍦 Never use print() to debug again.

Download Sentinel 1 precise orbit files

A conda-smithy repository for ccsds_ndm.

Satellite Mission Analysis and Design

Kalman Filter, Smoother, and EM Algorithm for Python

A tool for visualizing Resident Space Objects (http://astria.tacc.utexas.edu/AstriaGraph/)

The Astrobook source files

Orbit Determination with Python

OREKIT is a free low level space dynamics library written in Java. Please visit our Gitlab instance for issues and contributions: https://gitlab.orekit.org

SHTOOLS - Spherical Harmonic Tools

A conda-smithy repository for satmad.

A conda-smithy repository for portion.

Generalized data analysis workflow via a consistent easy to use interface.

portion, a Python library providing data structure and operations for intervals.

Flight Dynamic Library

Template Python repository for continuous integration testing and deployment.

A Modern Fortran Library for Astrodynamics 🚀

Essential Routines for Fundamental Astronomy. Maintainers: @eteq @mhvk @sergiopasra