Rocket engine is created by Yuzhmash Machine-Building Plant.
The company is headquartered in Dnipro, and reports to the State Space Agency of Ukraine. It works with international aerospace partners in 23 countries.
Ukrainian engine RD-843 launched their 7th Vega rocket from Kourou in French Guiana. The rocket carried the Peru Sat-1 satellite as well as SkySat 4, 5, 6 and 7 micro-satellites.
The RD-843 is a Ukrainian single nozzle liquid propellant rocket engine burning pressure-fed UDMH and nitrogen tetroxide. It is rated for up to 5 restarts, and can gimbal up to 10 degrees in each direction.