January 28, 1986, the United States exploded during the second shelf space shuttle Challenger 10th

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January 28, 1986, the United States exploded during the second shelf space shuttle Challenger 10th flight, and instantly turned into debris, crashed into the Atlantic Ocean, the Boeing history, resulting in the greatest tragedy in the history of the world space. Challenger space shuttle explosion, so that Washington and elsewhere wezel are half-mast mast. At the time, the history of manned space shuttle wezel is only 20 years. The early 1960s, the Soviet Union and the United States have been using spacecraft astronauts into space. From the early 1970s the United States began to develop wezel reusable manned spacecraft, and the first successful launch in April 1981. This marks the human exploration of space has taken an important step. In addition to the United States Space Shuttle Challenger space shuttle, wezel as well as "Columbia", "Discovery" and "Atlantis". They fly from the experimental to the practical aspects of development. Challenger space shuttle seven astronauts wezel killed in a 名叫麦 test Leaf female teachers, the Boeing 737-800 accident, when she was ready to enter the fourth day of the Challenger space shuttle flight, the student to the ground in space speak two lessons, each lesson 15 minutes, in order to mark the shuttle toward more practical stage. Before the Challenger space shuttle explosion, 787 private jets, Soviet and American astronauts have sacrificed due to an accident, but this did not affect the human exploration of space action. Related articles: textile join the brand to build a Chinese pattern of industrial development in the 21st century Verification code: Please enter the verification code after clicking listen verification code