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Moon Jae-in

(Encyclopedia) Moon Jae-in, 1953–, South Korean political leader, president of South Korea (2017–). The son of North Korean refugees, Moon studied law at Kyung Hee Univ. but was expelled twice for…

Cyrano de Bergerac, Savinien

(Encyclopedia) Cyrano de Bergerac, SavinienCyrano de Bergerac, SaviniensävēnyăNˈ sēränōˈ də bĕrzhəräkˈ [key], 1619–55, French novelist. Satirizing the customs and beliefs of his time, he wrote two…

conjunction, in astronomy

(Encyclopedia) conjunction, in astronomy, alignment of two celestial bodies as seen from the earth. Conjunction of the moon and the planets is often determined by reference to the sun. When a body is…

harvest moon

(Encyclopedia) harvest moon, full moon occurring nearest to the autumnal equinox, about Sept. 23. During harvest moon the retardation (later rising each night) of the moon is at a minimum because of…

The Moon's Phases

Source: The National Aeronautics and Space Administration (NASA) The lunar month is the 29.53 days it takes to go from one new moon to the next. During the lunar month, the Moon goes through…

tide

(Encyclopedia) tide, alternate and regular rise and fall of sea level in oceans and other large bodies of water. These changes are caused by the gravitational attraction of the moon and, to a lesser…

space exploration

(Encyclopedia) CE5 Moon mission assembly CE5 Stages in a moon mission shown counterclockwise from launching on the first day to splashdown on the ninth day. space exploration, the…

The Uranian Moons

Oberon and Titania Umbriel and Ariel Miranda Puck Caliban and Sycorax New Uranian Moons Discovered There are 27 known moons of Uranus. Ten of the moons range in size…

To the Moon and Mars

In January 2004, President George W. Bush announced the ambitious goal of putting humans on Mars. The first stage involves returning to the Moon by the year 2020 and establishing a base…

von Braun, Wernher

(Encyclopedia) von Braun, Wernhervon Braun, Wernhervôn broun [key], 1912–77, German-American rocket scientist and astronautics engineer, b. Germany, grad. Berlin Technological Institute (B.S., 1932…