[2] It was primarily used for testing the second (Coralie) and third stages (Astris) of the multinational Europa Rocket,[3][4] which was developed and produced by the European Launcher Development Organisation, the predecessor to the present day European Space Agency.

[3] The entire rocket had a length of 11.5 metres, a diameter of 2.01 m and a takeoff weight of 16.5 tonnes.

[5] It was powered by a four-nozzle engine that produced 220 KN of thrust and had a specific impulse (in vacuum) of 280 seconds.

A cylindrical black ring supporting four fins was attached to the rocket's base.

It was powered by an engine that produced 23.33 kN of thrust and had a specific impulse (in vacuum) of 310 seconds.