Theoretically, the design of aerospike engines maintains high efficiency across a wide range of altitudes, making it ideal ...

the design has been greatly improved, incorporating lessons learned from previous tests. Each aircraft will be equipped with four turbines and a LOX/kerosene linear aerospike rocket engine.

The company tested a prototype of one aerospike engine design, leveraging 3D-printing technologies, in 2021. The company said in its March 18 announcement of the funding round that it has eight ...