The Earth and the Sun were destroyed, and the remnants of humanity extended their lives in space colonies. All colonies live by the energy of happiness, which with the help of the latest smile-to-fly technology can be used as rocket fuel.
On the way of developing your own settlement, you will have to produce resources: virtual gold, electricity and happiness, and proper dispose of them for the benefit of the entire colony.
Before you are endless expanses of space, exploration of which can open up new resources and new acquaintances for you. However, beware, space is a place of fierce competition, with enough looters and spies.