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MARCH 11
* Pioneer 5 was launched (1960), and entered an orbit around the Sun.
* Urbain le Verrier born (1811). He discovered Nepture by observing the orbit of Uranus which was affected by the gravity of Neptune.
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* Wally Schirra born (1923).
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* Testing of Space Shuttle Crew Escape Pole by Navy parachutists continued (1988).
* William Herschel discovered Uranus (1781).
* Percival Lowell born (1855).
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* Astronaut Bill Lenoir born (1939).
* Albert Einstein born (1879.)
* The first recorded flight of a liquid- propellant rocket in Europe was conducted by Johannes Winkler's HW-1 (Huckel-Winkler) rocket (1931). It landed 656 ft. (200m) from its launch point.
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* NASA announced the shuttle program (1972).
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* Asteroid number 400, Ducrosa, discovered (1895).
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* First flight of a liquid-fueled rocket (Goddard, 1926).
* Astronaut Gordon Cooper launched into space for 22-orbits aboard Mercury mission Faith (1963).
* Full Earth Day.
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* Vanguard 1 orbited the Earth. It was the first satellite to use solar powered batteries. Though it is expected to orbit Earth for a 1,000 years, its power system stopped in 1964. The Soviet premier made fun of its size, (6" diameter), calling it a "grapefruit," but it discovered the Earth is slightly pear-shaped (1958).
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* First human walk in space by cosmonaut Alexsei Leonov while tethered to the Voskhod 2 spacecraft for 12 minutes (U.S.S.R., 1965.)
* Pluto photographed for first time (1915).
* First recorded lunar eclipse, in Babylon (721 B.C.).
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* Asteroid number 800, Kressmannia, discovered (1915).
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