The blue crosshairs on the moon's left limb indicates the location of the Falcon 9 rocket impact. This isn't the first time a human-made object has impacted the lunar surface. The astronomers estimate that it could send more than one million kilograms of debris upwards, before most of it falls back to the lunar surface. A map of the lunar surface with the expected impact location of the Falcon 9 rocket marked with a blue crosshair. Advertisement AdvertisementAdvertisement AdvertisementHe says he's tracking about a dozen objects, none of which look like they will impact the moon.