Some popular novels and stories about travelling to other planets include "The Hitchhiker's Guide to the Galaxy" by Douglas Adams, "Dune" by Frank Herbert, and "Ender's Game" by Orson Scott Card.
Konstantin Tsiolkovsky, a Russian rocket scientist, is considered one of the founders of astronautics and is known for his work on the problems of interplanetary travel.
The first manned satellite, Sputnik 1, was launched on October 4, 1957 by the Soviet Union.
Yuri Gagarin was the first cosmonaut and became the first human to journey into outer space on April 12, 1961.
The Americans sent their astronauts to the Moon for the first time on July 20, 1969, as part of the Apollo 11 mission.
Yurii Kondratyuk was a Ukrainian engineer and scientist who was famous for his work in astronautics and his theories on lunar transportation.
The first cosmonaut of independent Ukraine was Leonid Kadenyuk, who flew on the Space Shuttle Columbia in 1997.
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