Orbit Determination with Python

python astrodynamics estimation satellite-prediction kalman-filter orbital-mechanics satellite-tracking orbit-determination celestial-mechanics orekit kalman-estimator tles

• Updated Jul 5, 2023
• Java

Integrate USSF binaries for SGP4 and SGP4-XP propagators into Orekit.

sgp4 orekit sgp4-xp

• Updated Apr 9, 2023
• Java

Codework for Orbit Propagation and Line-Of-Site Visibility Analysis using TLEs

tle satellite-orbit tle-data orekit orbit-propagation

• Updated Nov 22, 2024
• MATLAB

Satellite Tracking Android App

android java space satellite orbit planet orekit space-entities gps-satellites watchfulsky

• Updated Apr 26, 2019
• Java

A real-time 3D solar system explorer and space mission simulator.

java orbital-simulation orbital-mechanics jmonkeyengine3 jmonkeyengine orekit

• Updated Oct 10, 2026
• Java

Live and historical ISS explorer with 3D orbital tracking, telemetry and crew data, powered by automated data pipelines.

space astrodynamics telemetry iss cesium tle sgp4 orbital-mechanics international-space-station orekit orbit-propagation

• Updated Oct 23, 2026
• Java

A Python library for orbital simulation and satellite tracking, built on Orekit.

python astrodynamics tle sgp4 orbital-mechanics satellite-tracking orekit

• Updated Oct 15, 2026
• Python

Satellite collision prediction system. Optimized to allow sub-minute scanning of full catalog on consumer hardware.

java docker spring-boot space satellite postgresql sgp4 orbital-mechanics space-track socrates orekit htmx conjunction-assessment

• Updated Nov 12, 2026
• Java

Data and code behind the post 'Solar drag is uninsurable': satellite lifetimes under storms and the solar cycle, 128 Cycle 25 forecasts, and why drag from the solar cycle can't be insured. Every number reproduces.

reproducible-research satellite space-weather orekit atmospheric-drag orbital-decay solar-cycle space-insurance

• Updated Sep 27, 2026
• Python

Professional orbital mechanics and ADCS suite: mission analysis scripts using GMAT, MATLAB, Simulink, and Python (Orekit). Includes trajectory optimization, attitude control, impulse maneuvers, and 3D environment simulation.

matlab astrodynamics simulink trajectory-optimization gnc aerospace-engineering gmat orekit mission-planning orbital-mechanics-simulator spaceflight-dynamics attitude-control-system

• Updated Oct 31, 2026
• Jupyter Notebook

Independent check of the hapsira, Orekit and Basilisk orbit propagators and Lambert solvers against closed-form references.

astrodynamics verification orbital-mechanics scientific-software orekit basilisk lambert-problem kepler-equation hapsira

• Updated Oct 25, 2026
• Python

The code mentioned in this repository focuses on how does a target satellite propagating in orbit establish contact window with constellation satellites.

python3 orekit walkerconstellation

• Updated Mar 14, 2026
• Jupyter Notebook

Comparer la précision de deux moteurs orbitaux. · Compare the accuracy of two orbital engines. · Comparar la precisión de dos motores orbitales.

open-source benchmarking space scientific-computing spaceflight orbital-mechanics mission-design orekit basilisk spiceypy

• Updated Nov 5, 2026
• JavaScript

Satellite Position Calculator

kotlin spring-boot satellite orekit

• Updated Sep 19, 2022
• Kotlin

space orbit matlab visualisation iss propagators spacestation orekit

• Updated Apr 21, 2023
• MATLAB

for: Scalable Satellite Collision Avoidance in Low Earth Orbit via Multi-Agent Reinforcement Learning with Threat-Ranked Local Observation

satellite pytorch rl collision-avoidance space-situational-awareness orekit marl low-earth-orbit mappo space-traffic-management ctde orbitzoo

• Updated Sep 30, 2026
• Python