SpaceX火箭残骸将撞击月球

A discarded section of a SpaceX Falcon 9 rocket is expected to strike the Moon on August 5, creating an accidental experiment that astronomers are preparing to observe from Earth and lunar orbit. The collision was never part of the mission plan, but the predictable impact gives scientists a rare opportunity to study how artificial debris interacts with the lunar surface. The object is the spent upper stage from a Falcon 9 mission launched in January 2025. That flight carried Firefly Aerospace’s Blue Ghost lunar lander and ispace’s Resilience lander toward the Moon before leaving the rocket stage in a long, unstable orbit around the Earth- Moon system. …