Tourists kiss as Russian experts help them to feel the effects of zero gravity during a parabolic flight near Star City outside Moscow, August 30, 2004.
Tourists kiss as Russian experts help them to feel the effects of zero gravity during a parabolic flight near Star City outside Moscow, August 30, 2004.
8月30日，在俄罗斯首都莫斯科郊外的“星城”宇航员训练中心，游客们正在经历一次特殊的旅行——模拟抛物线飞行中的失重体验。