You are a pilot in the government forces stationed at one of the planets under attack. As you get higher on your career ladder, you will be able to choose more advanced hovercrafts and ammunition, as well as to order your own squad and influence local battles.
Old demo of two mini mods by Avimius. "Fly for Velia" - mod allowing to fly on Velian crafts. "Second Wind" - mod changing flight characteristics of Federation crafts and weapon characteristics.