When to Use Hohmann Transfer 3D Explorer - Best Sessions and Limits
Open the Hohmann Transfer 3D Explorer when you need the classic two-burn transfer between circular orbits - LEO to GEO at 3.92 km/s total (2.45 + 1.47) in about 5.3 hours, or Earth to Mars at about 3.6-3.9 km/s in 259 days - without a full mission-design stack.
A five-minute classroom demo
A five-minute classroom demo starts when you open Hohmann Transfer 3D Explorer on the LEO to GEO preset, press Play transfer, and watch the craft coast the teal ellipse from the departure burn to the arrival burn. The facts panel lists the real 2.45 and 1.47 km/s burns to write on the board.
Satellite-scale versus planet-scale in one geometry
Satellite-scale versus planet-scale stays readable when you switch from LEO to GEO (hours, kilometers) to Earth to Mars (days, AU) and keep the same ellipse, same two markers, and same panel layout. The Earth-Mars panel also notes launch windows about every 26 months (779.94-day synodic period) and that Mars sits about 44 deg ahead of Earth at the ideal launch moment.
Sessions Hohmann Transfer 3D Explorer does not fit
Sessions Hohmann Transfer 3D Explorer does not fit are real mission trajectory design, plane-change burns, gravity assists, or Oberth-effect budgets below the idealized two-burn figure. For a single already-circular low-Earth orbit use the ISS Orbit Tracker; for eccentricity and equal-area sweep use the Kepler Orbits 3D Explorer. The page needs WebGL and is not a launch-window planner.
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