Earth-Mars porkchop sketch
Circular-heliocentric Lambert grid of departure/arrival dates with C3 and Δv. Chain to patched-conic departure for parking-orbit Δv.
SIDUS educational calculator. Category planetary. Tags: delta-v, mission-design, planetary, trajectory. Pure SI. Not flight software.
Formula
C3(t_dep, t_arr)
Earth-Mars porkchop sketch
Primary sources
- Fundamentals of Astrodynamics and Applications (David A. Vallado): Standard reference for two-body, Lambert, maneuvers, and J2. Equations implemented independently in SIDUS.
- JPL Horizons (NASA / JPL): Solar System ephemerides and body constants.
How do AI agents use this tool?
Read /llms.txt or call https://sidus.tools/api/mcp. Open the interactive page for live SI inputs.