Orbital Twins: Digital Twins für Satelliten-Megakonstellationen, Bahndynamik & HF-Emulation

OrbitalTwins erstellt hochpräzise Physik- und Netzwerksimulationsumgebungen für Satellitenkonstellationen mit SGP4-Orbitalausbreitung, realistischem Funk-Raytracing und Hardware-in-the-Loop-Testumgebungen (HIL).

OrbitalTwins System Architecture

Core architectural topology and protocol interaction of orbitaltwins.com

Central System: Orbital Twin - Physics & RF Engine

Network Nodes

SGP4 Mechanics
RF Ray Tracing
HIL Radio Rack
Power Eclipse
Synthetic Telemetry

Architectural Protocol Layers

User & Terminal Access Layer (3GPP Rel-17/18 NR-NTN & IoT-NTN): Direct communication from smartphones and IoT sensors to satellites
Space-Borne Radio Access (gNodeB / Transponder) (Regenerative Digital Payloads & Bent-Pipe Transparent Processing): In-orbit demodulation, digital beamforming, and spectrum channelization
Inter-Satellite Mesh & Space Transport (Optical Inter-Satellite Links (OISL) & 60 GHz V-Band Cross-Links): Autonomous multi-hop laser packet routing in vacuum at the speed of light
Ground Teleport & Core Cloud Ingress (High-Throughput Q/V-Band Gateways & Optical Ground Stations): Terabit feeder link downlinks connected directly to cloud hyperscalers

Key Metrics: 100 Gbps+ (Optical Cross-Link Bandwidth) | <25 ms (LEO Propagation Latency) | ±50 kHz (Doppler Shift Compensation) | 99.999% (Constellation Transport SLA)

Physikalisch präzise Simulation im Orbit

Core Engineering Areas

HIL Satellite RF Emulation — Connecting flight radio modems to FPGA channel emulators that replicate 7.5 km/s velocity and fading in real-time.
Orbital Mechanics Simulation — High-accuracy numerical orbital propagation forecasting satellite line-of-sight windows and fuel life.
Network Digital Twins in Space — Evaluating packet loss, congestion collapse, and route oscillation under rapid orbital node movement.

Technical Articles

Related Cluster Architecture Specifications

NonTerrestrialNetwork — 3GPP 5G/6G NTN Satellite Architecture, Direct-to-Cell & Non-Terrestrial Infrastructure
NonTerrestrialNetworks — Multi-Orbit Heterogeneous Constellation Interworking (LEO / MEO / GEO / HAPS)
AirspaceSync — Doppler Compensation, Relativistic Timing & Airspace-Space Synchronization
FSOComm — Free Space Optics, High-Bandwidth Space Laser Communications & Atmospheric Mitigation