What can scientists learn from a stray SpaceX rocket hitting the Moon?

A SpaceX rocket, believed to have been strayed, crashed into the Moon, creating a crater near the famous Einstein crater. The empty upper stage of a Falcon 9 rocket, travelling at approximately 5,400mph (8,700km/h), struck the Moon on Wednesday. The brief, faint flash created by the impact would have been challenging to observe, even with high-end telescopes, due to its short duration and the lack of a visible plume of dust.

However, larger observatories in the Americas are now analyzing the information gathered from the event. This accidental collision presents a unique research opportunity for planetary geologists, as it allows them to test their models of crater formation and the behavior of lunar material during impacts. The size, speed, and precise point of impact of the discarded rocket stage are known, turning the incident from a random accident into a controlled experiment.

Understanding the extent of material ejected from the impact site will aid engineers in designing safer landers and Moon bases, as well as provide insights into the Moon's geological history and the formation of the Earth-Moon system.