Why SpaceX's accidental Moon crash is worrying scientists ahead of Artemis missions

A spent SpaceX rocket stage has impacted the Moon after a year in space. Astronomers confirm the four-tonne Falcon 9 upper stage hit the lunar surface as predicted. This incident occurs as lunar exploration accelerates with multiple nations preparing missions. SpaceX stated the collision was accidental, caused by gravitational and solar forces. The event underscores the growing need for managing space traffic and debris.