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This is a timeline of space exploration which includes notable achievements, first accomplishments and milestones in humanity's exploration of outer space. This timeline generally does not distinguish achievements by a specific country or private company, as it considers humanity as a whole. See … See more
• Discovery and exploration of the Solar System
• List of spaceflight records
• Timeline of Solar System exploration – A comprehensive list of events in the exploration of the Solar System. See more• Chronology of Space Exploration Archived 2017-05-25 at the Wayback Machine archive of important space exploration missions and … See more
1900-01-01/1999-12-31Space exploration milestones and achievements1957-10-04/1959-01-03First artificial satellite, Sputnik 1, launched by the Soviet Union1961-04-12Yuri Gagarin becomes the first human to travel to space1969-07-20Apollo 11 lands on the Moon, Neil Armstrong becomes the first human to walk on the Moon1971-11-03Mariner 9 becomes the first spacecraft to orbit another planet, Mars1972-12-11/1972-12-14Apollo 17 lands on the Moon, the last human mission to the Moon1977-08-20Voyager 2 launched, the first spacecraft to study the outer Solar System1986-02-19Mir space station launched by the Soviet Union1990-04-24Hubble Space Telescope launched by NASA1997-11-07First successful landing on another planet, Mars, by Mars PathfinderWikipedia text under CC-BY-SA license WEBSpace exploration is the use of astronomy and space technology to explore outer space. While the exploration of space is currently carried out mainly by astronomers with telescopes, its physical exploration is …
WEBBy the beginning of the 20th century, the centuries-old technology of rockets had advanced to the point at which it was reasonable to consider their use to accelerate objects to a velocity sufficient to enter orbit …
WEBApr 11, 1970 · Space Exploration. Space exploration, one of the greatest technological achievements in human history, includes the Apollo missions, the Space Shuttles Columbia and Challenger, and people like...
WEBDec 30, 2010 · As the first decade of the twenty-first century comes to a close what might we consider the ten most important events in space exploration and discovery?
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WEBSep 28, 2012 · The announcement came just six days after NASA was founded. Jan. 2, 1959: The U.S.S.R. launches Luna 1, which misses the moon but becomes the first artificial object to leave Earth orbit. Jan. 12,...
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