N-body laboratory · live
Cosmic Gravity
Playground
Drag to launch a star.
Move nearby to stir space.
Shift + click
creates a singularity.
Ⅱ Pause
↻ Reset cosmos
Simulation speed
1.00×
Gravity strength
1.00 G
Particle density
240
Expansion +0.012%
0 bodies
60 fps
Local gravity · cosmic expansion