美国一颗新一代高功率大容量的C波段通信卫星AMC12最近由俄罗斯“质子”火箭发射升空。格林尼治时间2005年2月3日2时27分,一枚“质子一M”(Proton-M)火箭从哈萨克斯坦拜科努尔航天发射场起飞,将搭载的美国AMC12通信卫星送上太空。火箭发射约9小时19分钟后,星箭分离,AMC12卫星顺利地进入地球同步转移轨道,表明这次发射获得成功。提供这次商业卫星发射服务的,是俄美合资的国际发射服务(ILS)公司。这次发射,是ILS公司2005年的首次商业发射及“质子”火箭在今年的首次发 A new generation of high-power and large-capacity C-band communications satellite AMC12 in the United States was recently launched by a Russian “proton” rocket. At 0227 GMT on February 3, 2005, a Proton-M rocket took off from the Baikonur space launch site in Kazakhstan and brought the U.S. AMC12 communications satellite on board to space . About 9 hours and 19 minutes after the launch of the rocket, the stars and arrows separated and the AMC12 satellite successfully entered the geosynchronous orbit, indicating that the launch was successful. The commercial satellite launch service is a Russian-American joint venture international launch service (ILS) company. The launch was the first commercial launch by ILS in 2005 and the first launch of the “Proton” rockets this year