90年2月23日。携带两枚日本卫星的阿里安44L火箭升空101秒后爆炸。阿里安空间公司暂停所有发射。并委派一名委贾会调查事故发生原因. 阿里安空间公司拒绝评议火箭爆炸原因.但事故调查委员会将集中精力调查第一级推进系统和第一级发动机,因为其中一台发动机在5秒钟损失约 February 23,. The Arian 44L rocket carrying two Japanese satellites exploded 101 seconds after being launched. Allianz suspended all launches. And appointed a committee to investigate the cause of the accident.Arian space company refused to comment on the cause of the rocket explosion.However, accident investigation committee will focus on the first stage propulsion system and the first engine, because one of the engine in 5 seconds Loss about