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By Rodney P. Carlisle

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The team, headed by Korolev, worked from a well-financed cosmodrome in the Soviet republic of Kazakhstan. ” The name had a double meaning: First, the satellite accompanied Earth in its travels Sergei Korolev, one of the founders of the Soviet space program, shows off a dog that flew successfully in 1954 to a height of 100 kilometers. (NASA) around the Sun; second, the term was a play on words on the political phrase that referred to a nonparty supporter of the communist ideology. Around the world, teams of volunteers had been established to track satellites, so the Soviets installed aboard Sputnik a radio beacon broadcasting on ham radio frequencies, that made radio tracking a lot easier.

However, once the United States had long-range aircraft capable of reaching many cities in the Soviet Union, Stalin ordered his nuclear scientists, headed by Igor Kurchatov (1903–60), to accelerate research and development on an atomic bomb, following the American design, which had been obtained through spies. He also ordered Sergei Korolev and Valentin Glushko, the Soviet Union’s leading rocket developers, to improve on the V-2 to provide a rocket that would be capable of carrying a nuclear weapon from a base in the Soviet Union to the United States.

Astronomers working on the mechanics of the orbit of Uranus calculated that it was perturbed by the presence of another large, undiscovered planet. These calculations led, in 1846, to the discovery of the planet Neptune by German astronomer Johann G. Galle (1812–1910). The voyage of exploration and discovery by mathematical calculation leading to finding Neptune was often treated as one of the great accomplishments of 19th-century celestial mechanics, following the principles set forth by Newton.

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