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An experiment in attraction

Cosmic Gravity Playground

A small universe. An open invitation.
Move through the dust. Leave a little gravity.

Shape the universe1,600 bodies
Tune the universe
1.0×
1.0×
1,600
↗ Cosmic expansion0.12% / s
Click to create · Drag to launch · Shift for a black hole
GRAVITY BINDS. SPACE EXPANDS.
AN IMAGINED COSMOS
Focus the canvas. Arrow keys position the launch point. Enter creates a star, Shift Enter creates a black hole. B switches tools. Escape cancels a drag. Space pauses. R resets.