Personal Carbon Footprint Calculator A Simplified Life-Cycle Assessment Tool 🏠 Home Energy 🚗 Transportation 🥑 Lifestyle Monthly Energy Consumption Electricity Usage (kWh) Natural Gas Usage (m³) Number of People in

Aircraft Takeoff Distance Calculator Analyzing the Ground Roll Phase Aircraft & Environment Mass (m) Thrust/Engine (T) No. of Engines Wing Area (S) Max Lift Coeff (Cʟₘₐₓ) Drag Coeff (Cᴅ₀) Runway

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

Two-Body Problem Orbit Calculator From State Vectors to Orbital Elements Central Body Select a Body (sets Mass μ) Earth Moon Mars Sun Custom μ Gravitational Parameter (μ) m³/s² Satellite State