Interact
- Drag to orbit
- Scroll/pinch to zoom
- Double-click to reset
Conceptual physics
- "Mass" scales the event horizon (r, ∝ M)
- boosts lensing
- speeds up inner-disk orbits

Black Hole Controls

Mass (concept)

1.00

Disk speed

1.15Ã

Lensing

0.75

Glow

1.05

Star density

2200

Gravity notes

Schwarzschild radius (r₃): 0.72

Photon sphere (~1.5 r₃): 1.08

Time dilation (concept @ r=2.8):1.00