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68 years
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Kuiper is considered to be the father of modern planetary science for his wide ranging studies of the solar system. Although he contributed to astrophysics, established the atmosphere of Saturn's moon Titan, and discovered Saturn's moon Miranda and Neptune's Nereid, Kuiper's prediction of thousands of comets traveling near the orbit of Neptune, now called the Kuiper belt, has become his best-known achievement....
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Saturn, 6th Planet from the Sun
Saturn is the sixth planet from the Sun and the second largest. In Roman mythology, Saturn is the god of agriculture. The associated Greek god, Cronus, was the son of Uranus and Gaia and the father of Zeus (Jupiter). Saturn is the root of the Eng... |
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Neptune, 8th Planet from the Sun
Neptune is the eighth planet from the Sun and the fourth largest (by diameter). Neptune is smaller in diameter but larger in mass than Uranus.
In Roman mythology Neptune (Greek: Poseidon) was the god of the Sea.
After the discovery of Uranus,... |
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Pluto, 9th (Dwarf) Planet from the Sun
Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of icy trans-Neptunian objects. It was the first such object to be discovered. It is the largest and second-most massive known dwarf planet in the Solar Syste... |
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Jan Oort, Explorer Milky Way and Dark Matter
Jan Hendrik Oort was a Dutch astronomer who made significant contributions to the understanding of the Milky Way and who was a pioneer in the field of radio astronomy. His New York Times obituary called him “one of the century's foremost explorers of... |
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Clyde Tombaugh, Discovered Pluto in 1930
Clyde William Tombaugh was an American astronomer. Although he is best known for discovering the dwarf planet Pluto in 1930, the first object to be discovered in what would later be identified as the Kuiper belt, Tombaugh also discovered many asteroi... |
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Nasa, National Aeronautics and Space Act
The National Aeronautics and Space Administration (NASA) is the United States government agency that is responsible for the civilian space program as well as for aeronautics and aerospace research.
President Dwight D. Eisenhower established the Na... |
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Apollo 11 : First Man on the Moon
Apollo 11 was the spaceflight that landed the first humans on the Moon, Americans Neil Armstrong and Buzz Aldrin, on July 20, 1969, at 20:18 UTC. Armstrong became the first to step onto the lunar surface six hours later on July 21 at 02:56 UTC. Armst... |
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2022 © Timeline Index |
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