这是来自天边的纪录。2012年,世界航天发生10大重大事件和取得良好纪录。1.世界航天发射成绩良好2012年,世界各国共进行了78次航天发射,72次成功,4次发射失败,2次发射部分失败;共发射140个航天器,将133个航天器送入轨道,4颗卫星发射失败,3颗卫星发射部分失败。2012年,世界运载火箭发射成功率为92.3%,略低于2011年的92.85%;航天器入轨成功率为95%,高 This is a record from the horizon. In 2012, there were 10 major events in the world space industry and a good record was achieved. 1. World Aerospace Launch Achieved Good Achievements In 2012, 78 spaceflight launches were conducted in all countries of the world, with 72 successes, 4 failed launches, and 2 failed partially. A total of 140 spacecraft were launched and 133 spacecraft were put into orbit , Four satellites failed to launch and three satellites failed in transmitting partially. In 2012, the successful launch rate of world launch vehicles was 92.3%, slightly lower than 92.85% in 2011; the success rate of spacecraft entering the orbit was 95%