The moon — our planet's only natural satellite — sits an average of 238,855 miles (384,400 km) away from Earth. Yet while many a bold cosmonaut has ventured into space, only a select dozen have had the privilege of stamping their bootprints on its dusty surface.
But how many of these 12 — all American men who were part of the Apollo missions — can you name? In this moon walking quiz, you'll have six minutes to get as many as you can.
