Martin Scorsese s Killers of the Flower Moon is based on the true story of the killings of Osage Indians in the 1920s, detailed in David Grann s book Killers of the Flower Moon: The Osage Murders and the Birth of the FBI
As the Moon orbits the Earth, we see part of the Moon that is illuminated. When the Earth is between the Sun and the Moon, the Moon reflects back light .