This looks very interesting, something I was also trying to do with my learning.

One thing I wonder is, do you mentally 'fight back' monotonicity of your interactive tool? All seem to be in 3D space, with low-poly, like in a factory moving through the belt and giving you an information + textual description to read more

But sometimes you want to visualize the charts, or graph of simulations, or maybe even the parts of an item in the rocket.