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PhysicsMiddle / High School12 min

Gravity and Orbits

Explore a simplified orbit model with a central body and orbiting planet.

DistanceGravityVelocity

Live Values

Status

Too fast: may escape

Stable speed

3.7

Distance

150

Mass

5

Formula

stable speed ∝ √(M / r)

This simplified visual model relates suggested speed to mass and distance.

Try this

Adjust speed and distance to create a stable orbit.

Speed is high. Reduce orbit speed.

Learning Objectives

  • Gravity pulls objects together.
  • Orbital speed helps keep a planet in orbit.
  • Distance affects orbital motion.

Tags

GravityOrbitSpeedDistance