Space Launch Cost Guide

Notes on Data

Cost per Launch uses estimates when official values are unavailable.

Definitions

• LEO: Low Earth Orbit

• GTO: Geo Synchronous Orbit

• SSO: Sun Synchronous Orbit

Choosing a Launch Vehicle

Cost per kilogram to orbit is one means of comparing launch vehicles. When deciding on a launch vehicle, one should also consider other factors such as volumetric constraints, launch sites, and the availability of ride-sharing services.