Forty years ago, the first person set his foot on the surface of the Moon. Astronaut Neil Armstrong made the first step on the Moon from Apollo 11’s landing craft designated named the Eagle on July 20, 1969. He summed up this monumental event with his well-known prediction: “That is one small step for [a] man; one giant leap for mankind”. The moon landing is seen as the highest point of U.S. space program motivated by a long-running space race with the former Soviet Union. Twelve years before the Apollo 11 mission, the Soviet Union launched the first satellite into the Earth’s orbit. and Antonín Vítek.