Instead of using traditional rocket fuel, SpinLaunch uses a massive rotating arm to propel satellites into Earth orbit solely by electricity
  • Dave.@aussie.zone
    1·
    4 个月前

    They’d have more luck just using a real big cannon , at least that was attempted in the 60’s with Project HARP, with moderate success (180km altitude , prototype orbit circularisation system) before the project was cancelled.