P.S. I’m gonna be drawing the new comic live on twitch in about 10 hours from this post (gotta sleep first) if you’re interested!
13 points
I think expanding exhaust gasses from the engine plume dissipating against the surface could do that if the castle was close enough. But then again, I’m not a physicist, just a KSP player
6 points
Buzz Aldrin saw the flag from Apollo 11 get knocked over by expanding exhaust gasses https://www.nasa.gov/history/alsj/ApolloFlags-Condition.html