All in one space engineering platform

Every Tool
You Need
For Space

Orbital mechanics, Earth observation,
mission analysis — browser-based,
free, and built for engineers and space enthusiasts.

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Tools

Tools

Every tool runs in the browser. No install, no account, no friction.

07 / MISSION DESIGN ◇
Link Budget
RF and optical link budget calculator for satellite uplink and downlink. Compute SNR, Eb/N0, and required EIRP.
Live
 03 / ORBITAL MECHANICS →
Hohmann Transfer
Compute Δv budget and transfer time for bi-impulsive orbital maneuvers between any two circular orbits.
Live
 02 / ORBITAL MECHANICS ⬡
Orbit Propagator
Input a TLE and visualize the satellite orbit in 3D with real-time ground track and pass computation.
Live
 01 / ORBITAL MECHANICS ◎
Porkchop Plot
Interplanetary launch window analysis. C3, Δv, and v∞ contour maps across departure date and time of flight.
Live
 +
More on the way
Coverage analyzer, reentry simulator, Δv map, and more.

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