2015年6月28日：猎鹰9号爆炸，马斯克的“至暗时刻”

Core Points - The article discusses a significant failure experienced by SpaceX on June 28, 2015, when a Falcon 9 rocket exploded shortly after launch due to a minor component failure [1][6][10] - The incident resulted in the loss of a CRS-7 mission intended to deliver 2,500 kilograms of supplies to the International Space Station [6][10] - The failure was attributed to a broken helium tank support strut, which was designed to withstand 4,500 kilograms of force but failed under less than 900 kilograms [8][10] Summary by Sections Incident Overview - The Falcon 9 rocket launched successfully but exploded 139 seconds into the flight, leading to a complete loss of the vehicle and its cargo [4][6] - The explosion occurred on Elon Musk's birthday, adding a dramatic element to the event [6] Investigation and Findings - SpaceX established an accident investigation committee comprising 34 engineers from NASA, FAA, Lockheed, and SpaceX [8] - The investigation revealed that the failure of a carbon fiber-wrapped stainless steel support strut led to a catastrophic chain reaction, resulting in the explosion [8] Impact on SpaceX and the Industry - The incident caused significant financial losses for SpaceX, estimated in the hundreds of millions of dollars [8] - Despite the setback, SpaceX quickly resumed operations and achieved subsequent successful launches, indicating resilience and a commitment to learning from failures [10] - The event served as a critical lesson for the aerospace industry, emphasizing the importance of rigorous engineering standards and testing [10]