Goal

You are playing as an alien simulating the galaxy to create the most optimal arrangement of planets

Get Your Spaceship into the Green Box by redirecting the planet's gravity

Press Space to Toggle Modes

It is set to place planets by default, so switch to control the rocket when you need to

Modes : 

Dictated by icons on the lower corner of the screen

Planets: Place Planets by clicking on an empty space. Click on it to increase its mass and right click to decrease its mass.

Rocket: Propel your spaceship into the direction of the mouse
Click in the direction you want your rocket to go

The rocket will be attracted to each planet's gravitational force, so use that to your advantage

 You can reset the rocket's position while it's playing by pressing Space

Credits

This is was made as an collaborative effort by Yang , strawnks , and Charles

Song : Airship [Loop] by Visager