"Watching this one gives us a rare chance to open up ejecta-plume science and calibrate those models against a real event, which matters for every future thing we deliver to the moon."

The rocket stage is expected to slam into the Moon at about 8,700 kilometres per hour on August 5

An Abandoned SpaceX Rocket Is About to Crash Into the Moon: As the moon starts getting crowded, questions of safety and responsibility are becoming hard to ignore