Recent content by Wisetoe

Very interesting. So true.

The GOAT of SpaceX historical documentaries and a good introduction to to the next chapter of SpaceX; Orbital Refuelling. What if the kinetic energy of the upper stage of Starship could be ditched in outer space? The Kiss principle and "the best part is no part", could be applied to...

Acetone as a Rocket Fuel? This comment on the use of acetone is crazy. It seems that the energy density of acetone would be far too low compared with cryogenic fuels. However what if the Raptor engine had a pre-catalyst converter to release the two methane molecules and the oxygen and carbon...