The clear resin parts also allow the combustion observed and more accurate conclusions to be drawn from every test. This engine intended to be used as a torch igniter for a much larger rocket engine.

Rocket Lab’s new oxidizer-rich staged combustion cycle rocket engine that will power the reusable first stage of Neutron and its second stage capable of delivering up to 13,000 kilograms of payload to ...

who hope to eventually launch the UK's first vertical rocket into orbit. The scheduled nine-engine test was part of a number of trials due to be carried out before progressing to launch.