今年77岁的美国参议员约翰·格林于10月29日美国东部时间14点19分第二次重返太空,他将和另外6名宇航员一道在太空遨游9天,在所乘坐的“发现号”航天飞机上进行80多项太空实验,并释放一颗人造卫星,用以对太阳系进行研究。老格林此举受到全世界的关注,至少有3500名记者,云集卡纳维拉尔角发射现场进行采访,是格林第一次太空飞行 This year, 77-year-old United States Senator John Green returned to space for the second time at 14:29 on U.S. Eastern Time on 29 October. He will spend the next 9 days in space with 6 other astronauts, Space Shuttle Discovery conducted more than 80 space experiments and released a satellite to study the solar system. Old Greene this move has been the world’s attention, at least 3,500 reporters, gathered at Cape Canaveral launch site interview is the first space flight of Green