http://www.iquilezles.org/www/articles/fog/fog.htm
http://www.mrdoob.com/#/110/branching
http://www.mrdoob.com/#/112/branching
Map System: http://www.spacesector.com/blog/2013/07/endless-space-disharmony-and-re-review/
Ships: http://www.poopinmymouth.com/3d/rotor_allships.jpg
Frozen Planet Tutorial: http://www.youtube.com/watch?v=7qllHUMXq-s
Awesome Modern UI : http://blog.spoongraphics.co.uk/tutorials/how-to-create-a-dark-lunar-poster-design-with-ps-ai
Planets! https://www.youtube.com/watch?v=a7rTsoN88XU
http://jokermartini.com/2011/02/03/mighty-mugg/#.Umb6Uvl4zKd – Model
Kingdoms ref: