On Oct 19, 11:45*pm, William Mook wrote:
We start with the engine

So, imagine an aerospike engine consisting of 72 injector/combustor
segments joined in a ring 183 ft in diameter and producing 144 million
lbf thrust

Snipped other state derived from Aerospike

You are aware are you not that their a some significant issues still
be resolved with a Aerospike engine for orbital launch. Some say
insurmountable issues but not all are as pessimistic.

Just as one example how would you handle the transonic issues in such
a beast?