Stick an Estes motor in that thing and send it ... by the Open Source Hardware Association (OSHWA) — a first for a DIY rocket, as far as we can tell.

To do so, he looked towards rocket power, and started a new build. The design consists of ... power is solely from hobby rocket motors, providing thrust for 1.6 seconds, meaning flight times ...

Participants aim to build rockets that will reach their maximum ... can launch Class 3 rockets—which have high-propulsion motors—to such high altitudes. Since 1991, hobbyists, scientists ...