美通用动力(GD)公司于1991年4月19日上午8点30分,从卡纲维拉尔角发射场用宇宙神-人马座火箭发射日本广播协会(NHK)/日本卫星广播(JSB)公司的“BS-3h”广播卫星,然而,因“人马座D-1A”上面级火箭出现故障,起飞6分钟后,地面发送自行爆炸指令,使其炸毁。这次发射失败使NHK和JSB的3频道广播在今年6月至8月中旬这段时间里难以维持。事故是在发射4分44秒后,第一级分离,人马座上面级点火时发生的。其上装有2台美国P&W公司制的“RL-10A-3”液氧/液氢发动 The United States General Dynamics (GD) company launched the Japan Broadcasting Corporation (NHK) / Japan Satellite Broadcasting Company (JSB) Corporation with the Universe God - Sagittarius Rocket from the launch site of the Cape Verdee at 8.30 am on April 19, BS-3h “broadcasting satellite. However, due to the failure of the upper-stage rocket in Sagittarius D-1A, six minutes after its take-off, the ground sent its own explosive command to blow it up. The launch failed to keep NHK and JSB’s channel 3 untenable from June to mid-August this year. The accident occurred after 4 minutes and 44 seconds of launch, first stage separation, and Sagittarius upper stage ignition. On top of which two sets of American P & W’s ”RL-10A-3" liquid oxygen / liquid hydrogen was started