NASA originally intended Challenger to be a test vehicle,according to the Kennedy Space Center. Rockwell International, an aerospace manufacturing company, began building the shuttle in November 1975 and then sent it toLockheed Martin, another aerospace technology company, for structural testing starting ...
The Space Shuttle Challenger disaster was a fatal incident in the United States' space program that occurred on January 28, 1986, when the Space Shuttle Challenger (OV-099) broke apart 73 seconds into its flight, killing all seven crew members aboard. The crew consisted of five NASA ...
the remains of the astronauts were found in the debris of the crew cabin. Though all of the important pieces of the shuttle were retrieved by the time NASA closed its Challenger investigation in 1986, most of the space...
【Ronald Reagan: The Space Shuttle "Challenger" Tragedy Address】Ladies and Gentlemen, I'd planned to speak to you tonight to report on the state of the Union, but the events of earlier today have led me to change those plans. Today is a day for mourning and remembering. ...
The crew of the space shuttle Challenger honored us by the manner in which they lived their lives. We will never forget them, or the last time we saw them, this morning, as they prepared for their journey and waved goodbye, and a “slipped the surly bonds of earth to touch the face...
The space shuttle Challenger STS-51L crew. In back, from left to right: Ellison S. Onizuka, Sharon Christa McAuliffe, Greg Jarvis, and Judy Resnik. In front, from left to right: Michael J. Smith, Dick Scobee, and Ron McNair. (Image credit: NASA) On Jan. 28, 1986, NASA's space ...
The Challenger Disaster Put an End to NASA’s Plan to Send Civilians Into SpaceOn the 30th anniversary of the space shuttle tragedy, a look back at an ambitious plan to put the rest of us into orbitGreg Daugherty History Correspondent January 27, 2016 ...
Fig. 1Over view of t he space shut t le [2] 1.Event As people all over t he wor ld wat ched on TV, t he space shut t le Challenger of Unit ed St at es NASA (Nat ional Aer onaut ics and Space Administ r at ion) exploded shor t ly aft er ...
挑战者号航天飞机灾难（The Space Shuttle Challenger disaster），指挑战者号航天飞机于美国东部时间1986年1月28日上午11时39分（格林尼治标准时间16时39分）发射在美国佛罗里达州的上空。挑战者号航天飞机升空后，因其右侧固体火箭助推器（SRB）的O型环密封圈失效，毗邻的外部燃料舱在泄漏出的火焰的高温烧灼下结构失效...