The payload container is a hollow tube with a 3D printed threaded adaptor ... That combination is a popular one with high-altitude balloons, which, like rockets, also require people to retrieve ...
Theoretically, the design of aerospike engines maintains high efficiency across a ... they had just successfully tested the TKL-5, a 3D-printed, 5-kilonewton rocket engine the company generated ...
The trouble? Spinning. A spinning rocket is a stable rocket, especially as altitude increases. So how would [Joe] get stable video from a rocket spinning at several hundred degrees per second?
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