Download Gate 88
If you want a real time strategy game that is also built as a space shooter, then Gate 88 is the perfect choice. The graphics are nicely done and they have a scent of retro added for a more beautiful experience. Along with the graphics goes the techno soundtrack. If you want to progress better into the game you should firstly play the tutorial.
Your ship is the first element that you control and later you will be able to build different structures, the research labs being the most important ones, as they will give you access to new technology that is mandatory if you want to perform better in battles.