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So nutzen Sie Planetarischer Nebel 3D Explorer
Open the Planetarischer Nebel 3D Explorer, read the 2,600 ly / 20-30 km/s figures, and scrub age while the shell grows around the white dwarf.
- Open https://freetoolonline.com/space-3d/planetary-nebula.html and wait for the green ring and bright core.
- Read the facts panel: ~2,600 ly, ~20-30 km/s, white-dwarf core.
- Scrub Age (kyr) from a young shell toward ~7 kyr (Ring-like age).
- Press Pause expand, then Play expand, to control growth.
- Toggle Hide/Show outer shell for a clearer inner ring.
Next: the when guide or vs alternatives. Open the Planetarischer Nebel 3D Explorer.
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