Ivan Terentyevich Kleymyonov , last name also spelled Kleymenov, was a Soviet

Soviet Union

The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 scientist and one of the founders of the Soviet rocketry

Rocket

A rocket is a missile, spacecraft, aircraft or other vehicle which obtains thrust from a rocket engine. In all rockets, the exhaust is formed entirely from propellants carried within the rocket before use. Rocket engines work by action and reaction...

.

Ivan Kleymyonov graduated from the Zhukovsky Air Force Engineering Academy in 1928. In 1932-1933, he headed the Gas Dynamics Laboratory and then was appointed director of the Jet Institute.

In 1937, he was arrested on unknown grounds and sentenced to death based on false confessions coerced from others, including Georgy Langemak

Georgy Langemak

Georgy Erikhovich Langemak was a Soviet rocket designer of German/Swiss background.Beginning in 1928, he worked at the Soviet Gas Dynamics Laboratory along with several other notable Soviet rocket scientists, and they developed rocket projectiles that used smokeless powder...

. In 1955, he was rehabilitated "due to the lack of a criminal matter" and awarded Hero of Socialist Labor

Hero of Socialist Labor

Hero of Socialist Labour was an honorary title in the Soviet Union and other Warsaw Pact countries. It was the highest degree of distinction for exceptional achievements in national economy and culture...

 (1991).

A crater

Kleymenov (crater)

Kleymenov is a crater on the far side of the Moon. It is located near the east-northeastern outer wall of the huge walled plain Apollo, and to the west-northwest of the large crater Chebyshev. To the north is Mariotte....

 on the far side of the Moon is named after him.

External links

• Biography of Kleymyonov