Gravity Freeplay

Click, drag, release.

What is This?

It is a simulation of how suns, planets, moons, etc behave under the influence of gravity. Here are some example masses:

  Mass
Sun 2.0 × 1030 kg
Mercury 3.3 × 1023 kg
Venus 4.9 × 1024 kg
Earth 6.0 × 1024 kg
Moon 7.3 × 1022 kg
Mars 6.4 × 1023 kg