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🛰️ Planetary Flyby: Hyperbola Turn Angle and Heliocentric Speed Gain

Fly a spacecraft past Earth, Venus, Mars or Jupiter: choose approach speed, periapsis and angle, see the hyperbola turn angle, the velocity triangle and the speed gained in the Sun's frame.

Space & Astronomy3DModerate60 FPS📱 Mobile-adapted🟠 Blender

⚙ Under the hood

Fly a spacecraft past Earth, Venus, Mars or Jupiter: choose approach speed, periapsis and angle, see the hyperbola turn angle, the velocity triangle and the speed gained in the Sun's frame.

Gravity AssistFlybyHyperbolic TrajectoryPatched ConicsThree.jsBlender

3D · Three.js / WebGL renderer · 60 FPS target · runs fully client-side, no install