But for the cloudy weather, the shuttle Discovery would have landed___. A. in Florida a day earlier B. in Florida a day later? C. in California a day earlier D. in California a day later? Which is the most probable period of time that Discovery was aboard the International Space Stat...
Minutes 4 (late), the rocket's main booster(推进器)turned around and landed safely near its launch pad(发射台). Rockets cannot usually be used again after they fall away from the space shuttle(航天飞机). The ability to use 5 again is a big step toward 6 (make...
I consider the prospects for future human landings on the Moon still in the realm of uncertainty, however at least they don't seem to be weakening. The inauguraton of sub orbital 'hop' journeys for paying passengers is even the day I type this bringing at least the beginnongs of space ...
The Space Shuttle Challenger disaster occurred on January 28, 1986, when Space Shuttle Challenger (mission STS-51-L) broke apart 73 seconds into its flight, leading to the deaths of its seven crew members. The spacecraft disintegrated over the Atlantic Ocean, off the coast of Cape Canaveral,...
In January of 1986, a small group of engineers cancelled the launch of the Challenger space shuttle. It was not safe to attempt a launch in cold weather. They suspected that the O-rings on the solid rocket booster would not seal properly at freezing temperatures. It was an easy decision ...
It is also suggested that travellers should avoid afternoon flights if they are looking to save money."In general, it pays to book flights two months in advance," says Momondo spokesman Lasse Skole Hansen. "We found these trends consistent across the board, so bargain hunters should consider ...
He will take the lawyer out to dinner. 参考答案:错 3.单项选择题 The space shuffle Discovery was set to lift off ( at 1949 UTC) Saturday from Cape Canaveral, Florida, but thunderstorms moved in, causing the launch to be delayed until another Sunday. NASA is launching Discovery on a 12-...
aThe Space Shuttle Challenger disaster occurred on January 28, 1986, when Space Shuttle Challenger broke apart 73 seconds into its flight, leading to the deaths of its seven crew members. The spacecraft disintegrated over the Atlantic Ocean, off the coast of central Florida at 11:38 am EST (...
Both parts are unclear but this is one effort to address the question. Loss of direction When the Space Shuttle’s final mission ended in July 2011, the US exploration program—at least the human component—hit a pause, losing all coherence and direction. This possibility had been signaled ir...