
The Dryden Aerospike Rocket Test provided the first known data from a solid-fueled aerospike rocket in flight. The test took…

A closeup of one of the Cesaroni Technology, Inc. – constructed aerospike nozzles used in the Dryden Aerospike Rocket Test.

The X-43A separated from its booster at about Mach 7, after which the supersonic ram jet demonstrated thrust in excess…