Flying Around the World in under 80 Days: Avis LXXX — An Autonomous Airship Feasibility Study
Summary
The article analyzes a bold concept: circumnavigating the world with an autonomous hydrogen airship powered by solar energy, aiming for under 80 days. It covers gas choices, buoyancy, materials, a 4-meter airship, power budgeting, route planning using trade winds, and regulatory considerations, with a pragmatic feasibility assessment. A rough weight budget and testing plan are also discussed.