Very good! I had fun :3 Only note would be that the voiceover is hard to understand at times due to the robotic overlay (which does sound very cool!) so some subtitles, at least for the tutorial bit, would help c:
Also enjoyed how each ship class had a special one-time-purchase upgrade, and how it gave more use to the original mining droids again! :D Gives a good sense of something to work towards, and a concrete step forwards once you've bought it c: