Prometheus: Testing of the Future LOx-Methane Engine Demonstrator Begins(ESA program)


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Precisely one year after the marking of the Prometheus demonstrator improvement contract between the European Space Agency (ESA) and ArianeGroup, testing of the 3D-printed gas generator has begun at the DLR site in Lampoldshausen, Germany.

Prometheus is an European demonstrator for a minimal effort reusable motor working on fluid oxygen (LOx) and methane. It is the forerunner of things to come motors for Europe’s launchers by 2030.

The point is to have the capacity to deliver future fluid charge motors at a unit cost which is multiple times not exactly the expense of building the Vulcain®2 type motor today. The achievement of a mechanical test of this nature lays on a totally new plan and the utilization of creative strategies and assets in both structure and generation.

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Notwithstanding an adjustment in the conventional Ariane forces (i.e., the progress from a fluid oxygen and hydrogen to a fluid oxygen and methane), the demonstrator will fuse various key changes, including digitized control and motor diagnostics, and also development utilizing 3D printing, in an associated processing plant condition.

“The accomplishment of the gas generator battle and in addition, consistence with the booked Prometheus configuration survey date, is great news for the advancement of the European advances of tomorrow and the eventual fate of Europe’s launchers. It is imperative to exhibit the congruity of our mechanical decisions, not exactly a year prior to the ESA Ministerial Conference which will choose the development of Ariane 6”, said Alain Charmeau, CEO of ArianeGroup.

The following significant strides of the program are the finishing of the subsystem tests and the beginning of generation of the two demonstrators in the primary portion of 2019. Testing of the initial two instances of this Precursor is planned on the P5 test remain at the DLR (Deutsches Zentrum für Luft-und Raumfahrt) in Lampoldshausen, beginning in 2020.

Prometheus is an ESA program, started with the French space organization Center National d’Etudes Spatiales (CNES) in November 2015.


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