DELTA-SIERRA TOOLS — MARS
Mars tools and calculators
Educational calculators for water, oxygen, power, communications, logistics, reliability and orbital mechanics.
Choose a calculator
Water makeup calculator
Estimate water makeup from recovery performance.
Open →Oxygen demand calculator
Estimate crew oxygen demand.
Open →Cargo landings calculator
Estimate cargo masses and required landings.
Open →Solar and battery calculator
Explore first-order power generation and storage.
Open →Link budget calculator
Explore the main parameters of a radio link.
Open →Delta-v calculator
Compare mission delta-v needs and margins.
Open →Habitat gas calculator
Relate habitat volume, pressure and gas quantity.
Open →Availability and spares calculator
Explore reliability, availability and spare parts.
Open →Hohmann transfer calculator
Explore a simplified orbital transfer.
Open →How to use these tools
These calculators are educational tools: change the assumptions, inspect orders of magnitude, and review the limits and sources stated in each tool.