Kapan Menggunakan Lunar Eclipse 3D Explorer
The Lunar Eclipse 3D Explorer fits classroom demos, short curiosity breaks, and lunar eclipse literacy with visible penumbra and umbra cones plus Danjon totality color. It is an educational geometry visualization - not an ephemeris or phase calendar - so a few session types need another tool.
A five-minute classroom demo
A five-minute classroom demo is the ideal session: open Lunar Eclipse 3D Explorer, press Play eclipse, and let the class watch the Moon dim through penumbra and umbra while the panel names each phase. Pause at 50 percent progress and read maximum totality up to 107 minutes - faster than a flat diagram alone.
Shadow cones and Danjon color
Lunar Eclipse 3D Explorer suits teaching shadow cones because the penumbra and umbra meshes show where Earth's shadow falls in space. Students can scrub to totality, press Danjon L0 through L4, and compare how refracted sunlight tints the Moon from very dark through copper-red.
Fullscreen eclipse pacing
Lunar Eclipse 3D Explorer in fullscreen keeps the play button, progress slider, Danjon buttons, and facts panel visible while Sun, Earth, and Moon stay in view. Press Play eclipse and one pass through the shadow compresses in about 12 seconds at 1x - enough motion to hold attention without sound or accounts.
Sessions it does not fit
These sessions do not fit Lunar Eclipse 3D Explorer: any time you need the date of the next real eclipse, tonight's Moon phase, or everyday phase geometry across a synodic month. The scene does not run an ephemeris, does not match today's sky, and does not show solar-eclipse geometry (the Moon's shadow on Earth - a separate page is planned). For everyday phase names and the 29.53-day synodic cycle, use Moon Phases 3D Explorer. It also needs WebGL in the browser.
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