You are an astronaut in the year 2080, and your mission is to build a space city on the planet Mars, the closest one to Earth. Your objective is to create a thriving metropolis where people can live and thrive. 

You will be working with a team of other astronauts. You will be managing a space station and various construction vehicles to accomplish your mission.

This space city construction simulator game is very similar to city-building games, but it is based in space, and it is a simulation of what would happen if humans were to land on Mars. It is the most complete and realistic city builder game.

The objective of the game is to build a thriving metropolis on Mars where people can live and thrive. To accomplish this, you will need to construct a space station, gather resources, and build other structures.