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Wann Sie Lunar Occultation 3D Explorer


Use this explorer when you want to see why the Moon hides a star instantly rather than dimming it, and skip it when you want a lunar or solar eclipse, which is a shadow event, not a star occultation.


The numbers side by side

AspectLunar Occultation 3D ExplorerTypical alternative
Install size0 MB - runs in the browserDesktop planetarium install varies
PriceUSD 0Often paid software
Cutoff style shownAbrupt limb occultation vs grazing blinksStatic diagram without graze scrub
  • Showing why an airless Moon cuts off starlight abruptly instead of fading it
  • Explaining a grazing occultation and why it blinks instead of a clean disappearance
  • Introducing why timing an occultation can reveal a star's own angular size

This is an educational visualization with an illustrative mountain profile and heavily sped-up motion.

Walk the controls in the step-by-step guide, or compare options in vs alternatives. Open the Lunar Occultation 3D Explorer.