Hohmann Transfer Calculator The Most Fuel-Efficient Orbital Maneuver Maneuver Inputs Central Body Custom Parameters Earth Mars Sun Mass of Body (M) kg Initial Orbit Altitude (h₁) m (e.g., LEO) Final

Interplanetary Space Travel Calculator Calculating a Hohmann Transfer Between Planets Mission Parameters Destination Mars Venus Jupiter Saturn Departure Orbit Alt m (from Earth) Arrival Orbit Alt m (from destination) Total

Digital E6B Flight Computer Interactive Aviation Calculations Time/Speed/Distance Fuel Consumption Altitude & Airspeed Time, Speed, Distance Ground Speed (knots) Distance (NM) Time (minutes) Theory & Solution+ Fuel Consumption Fuel Flow

Orbital Velocity Calculator For a Stable Circular Orbit Calculation Inputs Select a Celestial Body Custom Parameters Earth Moon Mars Jupiter Sun Mass of Body (M) kg Radius of Body (R)