Product

Space AI Sim

An orbital mechanics and power systems simulator that runs entirely in the browser.

December 18, 2025

TypeScriptSimulationOrbital MechanicsData Viz

Started
18 December 2025
Status
Live
Signal
Orbital simulator

The question

How much of a satellite power budget can you reason about without leaving a browser tab?

Orbital and power analysis usually lives in heavy desktop tooling. I wanted to see how far a small, fast web tool could get.

What it does today

Live at spaceai.tonycletus.com. You set satellite mass, panel area and orbit altitude, and it computes the physics live.

  • Daily power generation from panel area, with a surplus or deficit verdict
  • Sunlight uptime across the orbit, including continuous-sunlight cases
  • Orbital period, orbits per day, and velocity
  • A live orbit view scaled against Earth
  • Thirty-day power analysis and net energy surplus charts

Why I built it

I wanted a working intuition for the tradeoff between mass, panel area and altitude, and building the model was faster than reading about it.

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