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How to explore Planetary Oblateness 3D Explorer

Open the explorer and watch a planet bulge at the equator as it spins.

  1. Open https://freetoolonline.com/space-3d/planetary-oblateness.html and wait for the planet.
  2. Notice the bright equator ring bulging past the faint perfect-sphere outline.
  3. Slide the flattening down toward 0 to make a round ball, or up to squash it like Saturn.
  4. Match the markers: Earth 0.0034, Jupiter 0.065, Saturn 0.098.
  5. Press Play to spin the planet, and read the facts panel for the spin periods.

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

Reviewed by the Free Tool Online editorial team · Tested in the current versions of Chrome, Firefox, Safari, and Edge before publishing. No account is needed to use any tool. Report a bug - we triage within 72 hours. · Last refreshed April 2026.

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