"Blue Ball Defender" is a free game that you hopefully find amusing or interesting in some way.
All programming was done by Andrew Davis. The git repository is at git://github.com/andyjdavis/blue-ball-defender.git
The explosion sound effect and the rocket launch sound effect are from "Blender Foundation". They are available from http://opengameart.org/content/big-explosion and http://opengameart.org/content/fly-launch-jet-yo-frankie
The music is by DST and is available from http://www.nosoapradio.us
The planet image is by Moreau Guillaume and is available from http://opengameart.org/content/planet-solar-system
See the file main.py for software license information.