Spacecraft Python Packages

openc3

OpenC3 COSMOS

bsk

Astrodynamics simulation framework

pyistp

An ISTP standard layer for CDF files

astroz

Astrodynamics and Spacecraft Toolkit. Features fast orbit prop, celestial precession, CCSDS parsing, RF parsing, fits image parsing, and more!

bsk-opnav

Astrodynamics simulation framework

puslib

ECSS Packet Utilization Standard implementation.

telemeval

Leakage-safe, event-wise and affiliation-based evaluation for spacecraft-telemetry anomaly detection

zendir

This is a Python interface that enables accessing the public Zendir API from Python. This API allows for users to access the simulation architecture for creating simulations of spacecraft.

cavsiopy

Calculation and Visualization of Spacecraft Instrument Orientation

seq-json-schema

Standardized JSON Schema for authoring multi-mission sequences.

rocket-tools

80 validated aerospace-engineering tools for Python, the CLI, and MCP agents: structures, aerodynamics, compressible flow, propulsion, orbital mechanics, ascent and recovery, optimization, and reliability. Every result is traceable to a published reference.

cislunar-sim

High-fidelity cislunar spacecraft simulation in pure Python — cross-validated against LightSail 2 mission data.

telemetry-anomdet

Spacecraft telemetry anomaly detection that runs on flight hardware. Graph deep detectors, label-free thresholding, and distillation to Power of Ten conformant C for microcontrollers.

planetary-spip

Spacecraft Pixel footprint Projection

bsk-test

Astrodynamics simulation framework