The flying-on-RCS-in-gravity reminds me of those old videos of exoatmospheric kill vehicle tests: https://www.youtube.com/watch?v=RnofCyaWhI0
Patently absurd, of course, but amazing too.
Not RCS (used a gimbaled turbofan instead), but the Lunar Landing Research Vehicle (https://en.wikipedia.org/wiki/Lunar_Landing_Research_Vehicle) is also incredibly cool.
Not RCS (used a gimbaled turbofan instead), but the Lunar Landing Research Vehicle (https://en.wikipedia.org/wiki/Lunar_Landing_Research_Vehicle) is also incredibly cool.