航天是复杂而充满风险的事业,中国航天的连续成功可能已经让国人忘记了这一点。不过俄罗斯人再次用事故提醒世人,一点点懈怠就会让整个任务完蛋。7月2日,“质子-M”火箭载着3颗“格洛纳斯-M”导航卫星从拜科努尔升空,数秒后掉头向下飞行,火箭凌空解体,星箭俱损。“质子”号从2010年以来总共失败了10次,让多颗精心建造的卫星化为尘土。虽然有保险公 Aerospace is a complex and risky undertaking. The success of China’s space industry may have made people forget this. However, the Russians remind the world again with accidents, a little bit slack will make the entire mission finished. On 2 July, “Proton-M” rocket carried three “Glonass-M” navigation satellites from Baikonur, lifted off a few seconds and then turned down. The rocket volley exploded and the stars and arrows All losses. The proton has failed a total of 10 times since 2010, turning many elaborate satellites into dust. Although there is insurance company