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Yuri Alekseyevich Gagarin [a] [b] (9 March 1934 – 27 March 1968) was a Soviet pilot and cosmonaut who, aboard the first successful crewed spaceflight, became the first human to journey into outer space. Travelling on Vostok 1, Gagarin completed one orbit of Earth on 12 April 1961, with his flight taking 108 minutes.
During the flight, Harris became the first African-American to walk in space, while fellow astronaut Michael Foale became the first British-born spacewalker. [7] (It was also on this flight that Eileen Collins became the first female Shuttle pilot.) On this mission, Harris logged 198 hours, 29 minutes in space, completed 129 orbits, and ...
The British Empire at its height covered one quarter of the Earth's land surface, and the English language adopted foreign words from many countries. British English and North American English, the two major varieties of the language, are together spoken by 400 million people. The total number of English speakers worldwide may exceed one ...
But on April 12, 1961, Soviet cosmonaut Yuri Gagarin became the first person in space, and the first to orbit the Earth. [22] Nearly a month later, on May 5, 1961, Alan Shepard became the first American in space, completing a 15-minute suborbital journey.
It is the sequel to Sagan's 1980 book Cosmos and was inspired by the famous 1990 Pale Blue Dot photograph, for which Sagan provides a poignant description. In the book, Sagan mixes philosophy about the human place in the universe with a description of the current knowledge about the Solar System. He also details a human vision for the future. [1]
Luna 1: First spacecraft to achieve Earth's escape velocity. USSR 4 January 1959 Moon: Luna 1: First flyby. Distance of 5,995 kilometres (3,725 mi). USSR 4 January 1959 Sun: Luna 1: First spacecraft in heliocentric orbit. USSR 4 January 1959 Moon: Luna 2: First impact on another celestial body. [5] USSR 14 September 1959 Moon: Luna 3: First ...
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The period between the retirement of the Space Shuttle in 2011 and the first launch into space of SpaceShipTwo Flight VP-03 on 13 December 2018 is similar to the gap between the end of Apollo in 1975 and the first Space Shuttle flight in 1981, and is referred to by a presidential Blue Ribbon Committee as the U.S. human spaceflight gap.