№ 1173-1175. 50th anniversary of the space epoque

Russia will celebrate the 50th anniversary of launching of the first artificial earth satellite, the 100th birth anniversary of S.P.Korolev and the 150th birth anniversary of K.E.Tsialkovsky in 2007. The mankind entered into the ?poque of developing of space in 1957 when the first in the world soviet artificial earth satellite was taken out into circumterrestrial orbit. With its help the first measurements of the atmosphere density were taken and the data on spreading radio signals in ionosphere were received. Sergey Pavlovich Korolev(1907-1966) is the founder of the applied cosmonautics, the biggest organizer and the scientist, the Main designer of the first carrier rockets and of the rocket-space systems, of the artificial Earth satellites and of the pilot spaceships. Konstantin Eduardovich Tsialkovsky (1857-1935) is the prominent inventor, the biggest scientist in the fields of the aeronautics, aviation and cosmonautics. S.P.Korolev said about Tsialkovsky: "He is a scientist and a researcher, bravely ploughing the ways into new, unknown in science and as a real scientist at the same time grounding his discoveries scientifically brilliantly.