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Cach kham pha Planetary Nebula 3D Explorer

Open the Planetary Nebula 3D Explorer, read the 2,600 ly / 20-30 km/s figures, and scrub age while the shell grows around the white dwarf.

  1. Open https://freetoolonline.com/space-3d/planetary-nebula.html and wait for the green ring and bright core.
  2. Read the facts panel: ~2,600 ly, ~20-30 km/s, white-dwarf core.
  3. Scrub Age (kyr) from a young shell toward ~7 kyr (Ring-like age).
  4. Press Pause expand, then Play expand, to control growth.
  5. Toggle Hide/Show outer shell for a clearer inner ring.
See four steps: open the Planetary Nebula explorer, read the facts panel, scrub Age in kyr, then press Pause expand and Play expand.
Open explorer, read facts, scrub Age, press Pause and Play expand.

Next: the when guide or vs alternatives. Open the Planetary Nebula 3D Explorer.