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星舰发动机关闭后仍进入轨道并释放26颗卫星

第14次飞行进入轨道，并在上面级一台发动机关闭后释放了26颗真正的星链V3卫星。SpaceX缩短了任务，计划中的溅落仍未得到证实。

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  1. 第 1 次更新星舰发动机关闭后仍进入轨道并释放26颗卫星当前位置

9月28日星期一，26颗卫星从星舰的载荷舱中释放出来。它们是真正的下一代星链卫星，并非仅为测试释放机制而搭载的替代物。SpaceX在星舰第14次飞行中将它们送入轨道，使该飞行器实现了此前尚未取得的两项成果：进入轨道，以及部署实际运行的卫星载荷。此前，该飞行器的一台发动机在上升过程中关闭。 127

这是重要的测试成果，但并不代表一切安好。SpaceX将原定约10小时的飞行缩短，目标改为约三小时，而现有报道并未说明原因。报道也没有证实两个火箭级段是否按计划溅落。此次成就发生在轨道上；尚未交代清楚的，则是之后发生了什么。 14

关键事实

  1. 26释放的星链V3卫星 17
  2. 6台中1台星舰飞船发动机关闭 12
  3. 约3小时修订后的目标，并非实测飞行时长 1

一台发动机停止工作；飞行继续

这枚无人驾驶火箭于美国中部时间上午7:48（即协调世界时12:48），从得克萨斯州博卡奇卡海滩附近的星际基地升空。“星舰”可以指整枚运载火箭，但在此有必要区分其级段。超级重型助推器将火箭推离发射台；星舰飞船则是分离后继续飞行的上面级。在爬升过程中意外关闭的，是这艘飞船的六台发动机中的一台。报道并未查明故障原因。 12

升空约22分钟后，任务团队决定飞船可以继续前往轨道。它首次进入地球轨道，并释放了26颗星链V3卫星。正因如此，这次发动机问题不能被描述成导致任务失败的故障；成功部署也不能用来否定这一问题。两件事都发生在同一次飞行中。 1210

低地球轨道对应的速度约为每小时17,500英里。这有助于理解此次飞行的规模，但并不是第14次飞行经过独立核实的最高速度读数。更重要的是，有关此次任务的报道确认的是进入轨道，而不只是爬升到足以抵达太空的高度，也不是声称飞行器接近了轨道速度。 123

释放卫星并非计划的全部

SpaceX最初计划飞行约10小时，让飞船绕地球飞行约六圈，然后在智利以西的太平洋溅落。发射后，公司将目标时长缩短至约三小时。一份较晚的报道称，飞船绕地球一圈后提前返回，但修订后的三小时目标不能误认为是实测飞行时长或已确认的溅落时间。现有证据也未显示发动机关闭导致计划变更。 1916

对于卫星释放情况，准确表述也不应夸大为26颗卫星现已投入服务并正常运行。一份后续报道称，部署约两小时后，26颗卫星均运行正常。这是令人鼓舞的初步消息，但并非对其持续运行或最终在星链网络中表现的独立核实。载荷交付与长期服务是两项不同的考验。 79

有两个预定的终点需要关注。超级重型助推器的目标是在墨西哥湾近海进行模拟着陆，并非计划返回得克萨斯州的发射台。一份飞行报道称，助推器在一次机动过程中，33台发动机中有31台重新点火。这些发动机属于超级重型助推器；这个数字既不是指六台发动机的星舰飞船上那台关闭的发动机，也不能证明助推器完成了近海着陆目标。星舰飞船原计划在太平洋溅落。现有后续报道并未证实任一级段最终是否溅落或其状态如何。 18

进入轨道能证明什么，不能证明什么

对SpaceX而言，将真正的星链V3卫星送入轨道，意味着这不只是一次搭载模拟载荷的演练。这展示了该公司正在研发的火箭的一种用途。这次飞行也关系到NASA的长期规划，其中包括一种源自星舰设计的月球着陆系统。但部署轨道卫星并不是载人登月测试。根据报道所述的修订版阿耳忒弥斯计划，阿耳忒弥斯III计划于2027年进行地球轨道演示；首次计划中的载人登月机会与阿耳忒弥斯IV及届时准备就绪的着陆器供应商有关。第14次飞行并未确定届时会是哪家供应商。 7283234

已知

  • 星舰进入轨道并释放26颗星链V3卫星，此前一台飞船发动机关闭。 127

未知

  • 发动机关闭的原因、缩短计划的缘由，以及两个级段的最终状态，仍未得到证实。

后续

  • 关注飞行结束情况的报道，以及卫星在初始部署后表现如何的证据。

衡量第14次飞行最公平的方式，既不是说“一切顺利”，也不是说“发动机故障”。SpaceX让一艘发动机出现故障的星舰进入轨道，并送出了卫星载荷。它还改变了原计划执行的任务，但目前没有确切解释，也没有经过证实的计划终点情况记录。下一条有意义的更新不应再是对发射过程的描述，而应是对故障、这一决定以及硬件最终去向的交代。 12

播出原貌 7 行
  1. SpaceX’s Starship reached Earth orbit and released 26 satellites despite an engine shutting down.
  2. On its fourteenth test flight, Starship achieved its first orbit and delivered real next-generation Starlink satellites, rather than test payloads. But SpaceX shortened the mission, and neither stage’s planned splashdown has been verified. What did this flight prove, and what remains unresolved?
  3. The engine that shut down belonged to the Starship spacecraft, not its Super Heavy booster. The uncrewed vehicle lifted off from Starbase near Boca Chica Beach, Texas, on September twenty-eighth at 7:48 a.m. Central time — 12:48 UTC. After the stages separated, one of the spacecraft’s six engines shut down unexpectedly. About twenty-two minutes into the flight, the mission team decided it could continue toward orbit. It did: this was an actual orbital flight, not simply a climb to the altitude of space. Low-Earth-orbit speed is roughly seventeen thousand five hundred miles per hour, but that figure is not a separately verified peak-speed reading for this flight. The cause of the shutdown has not been established.
  4. Starship then released twenty-six Starlink V3 satellites. They were actual next-generation satellites, not the dummy payloads used in some earlier tests, making deployment a separate achievement from reaching orbit. About two hours after release, all twenty-six were said to be operating nominally. That early indication does not establish how they will perform over time or in service.
  5. The flight was originally designed to last about ten hours, with roughly six circuits of Earth before Starship splashed down in the Pacific Ocean west of Chile. SpaceX instead shortened its target to about three hours. An early return after one orbit has also been reported, but three hours is a revised target, not a measured flight duration. The reason for the change is unknown; the engine shutdown cannot be treated as its proven cause.
  6. A separate booster maneuver raises a different question. Thirty-one of Super Heavy’s thirty-three engines were reported to have relit. Those are booster engines, not the six on the Starship spacecraft, and a relight does not prove a landing. The booster’s objective was a simulated landing offshore in the Gulf of Mexico, not a return to the Texas launch pad. Starship was expected to end in the Pacific. Neither splashdown, nor the final condition of either stage, has been verified. Reaching orbit and releasing satellites do not establish that the full flight and recovery plan succeeded.
  7. The clearest result is therefore substantial but limited: Flight 14 demonstrated orbit and delivery of twenty-six real satellites while the spacecraft continued after losing one engine. That matters to SpaceX’s plans to launch next-generation Starlink satellites and to develop a Starship-derived lander for NASA’s Artemis program. It was not a lunar-landing demonstration. Under the revised Artemis plan, Artemis III is slated for an Earth-orbit demonstration in 2027; the first planned crewed Moon-landing opportunity is associated with Artemis IV and whichever lander provider is ready. NASA has not publicly canceled SpaceX’s landing-system contract, but this flight does not establish which provider will be ready. The engine fault’s cause, the reason for the shortened mission, both stages’ final condition and the satellites’ sustained operation remain unverified.

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