True or False? All three Apollo 11 astronauts walked on the moon. False! Neil Armstrong and Buzz Aldrin walked on the moon while Mike Collins monitored them from their ship. Did you know that Buzz Aldrin and Mike Collins were rejected the first time they applied to become NASA astronauts? That the Apollo 11 astronauts landed in the Pacific Ocean when they returned to Earth? That at first scientists were worried that the Apollo 11 astronauts might have brought home space germs? Learn all the fascinating details behind the Apollo 11 mission.