A solemn ceremony of opening the memorial plaque attached to the house, in ... after S.P. Korolev, the Chief Designer of TsKBEM (1966 through 1974) had lived during 1951 through 1955, was held.

The plaque depicts Gagarin in a space suit and Konstantin Tsiolkovsky, father of Russia's space exploration, and Sergei Korolev, the man behind the first human flight to space.