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How to explore Cosmic Distance Ladder 3D Explorer

Open the Cosmic Distance Ladder 3D Explorer, scrub the log zoom across AU, ly, and pc, and read the ladder table.

Open https://freetoolonline.com/space-3d/cosmic-distance-ladder.html and wait for Earth plus labeled rung rings.
Read the facts panel: 1 AU = 1.496e8 km, 1 ly = 9.461e12 km, 1 pc = 3.086e13 km (~3.26 ly).
Scrub Zoom and watch the yellow marker move along the log scale bar.
Press Jump AU, Jump ly, or Jump pc to snap to each teaching rung.
Play zoom for an auto sweep; Ladder table restores the conversion summary and ~1000 pc parallax note.

Next: the when guide or vs alternatives. Open the Cosmic Distance Ladder 3D Explorer.

Last updated: Jul 15, 2026

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