“哥伦比亚”号航天飞机1990年1月9日载着5名机组人员发射升空,进行为期10天的飞行。10日宇航员们把一颗海军通信卫星施放到轨道上。12日收回了轨道上一个11吨重的科学实验室式的航天器,使它免于在大气中烧毁。这个有公共汽车那么大的航天器(长9米, The “Colombia” space shuttle took off with five crew members on January 9, 1990 for a 10-day flight. On the 10th, astronauts put a navy communication satellite into orbit. On the 12th, an 11-ton scientific laboratory spacecraft was recovered from orbit, which saved it from being burned in the atmosphere. This spacecraft is as big as a bus (9 meters long,