It is time to revisit the 1986 Space Shuttle Challenger accident involving magnetic tape data recorders and lessons learned from the investigation. The magnetic tape reels, which had been under 90 feet of seawater for 6 weeks off the Florida coast after the explosion, were recovered from three ...
SpaceShuttleChallenger 挑战者号() 也可见: space shuttle— 航天飞机 · 太空梭 · 太空飞船 space名— 空名 · 空间名 · 太空名 · 场地名 · 地方名 · 空格名 · 地儿名 · 面积名 · 场所名 · 空旷名 · 篇幅名 · 余地名 · 一段(时间)名 ...
罗纳德·威尔逊·里根 (1911年2月6日~2004年6月5日) 出生于美国伊利诺伊州坦皮科城。 美国政治家、演员,担任第40任美国总统。2004年6月5日,里根于家中辞世,享年93岁。 里根总统任职期间,实行自由企业制度,削减政府开支,平衡预算。同时增加了军事开支,并积极改善美国国内教育。
The crew of the space shuttle Challenger honored us by the manner in which they lived their lives. We will never forget them, nor the last time we saw them, this morning, as they prepared for their journey and waved goodbye and "slipped the surly bonds of earth" to "touch ...
点击此处下载音频■点击查看演讲文本■ The Space Shuttle "Challenger" Tragedy Address (28 January 1986)Ladies and Gentlemen, I'd planned to speak to you tonight to report on the state of the Unio
The Challenger exploded on January 28, 1986. Here, the people who were there remember what went wrong on that fateful day.
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 ...
Launch of NASA's space shuttle Challenger on mission STS-51L at 11:38 a.m. EST on January 28, 1986. A National Geographic special recalls the events that preceded and followed the launch. (NASA)Jan. 25, 2016 –On the evening of Jan. 28, 1986, 30 years ago this week, then-Vice ...
1. The Challenger didn’t actually explode. A cloud of fire engulfed the space shuttle just 73 seconds after liftoff, at an altitude of some 46,000 feet (14,000 meters). It looked like an explosion, the media calle...