The German startup Rocket Factory Augsburg, or RFA, has concluded another test of their RFA One rocket. In the test, the company performed a destructive cryogenic pressure test of their first stage prototype. The company has shown a video in which the prototype stage broke apart after it was fueled with cryogenic nitrogen to test the quality of the welds and determine the pressure at which the structure fails. The company previously switched from the gas generator cycle to a staged combustion design for their engine. The RFA One is a three-stage rocket currently in development. The current design calls...