see more

UNITED STATES - APRIL 15: The astronauts are practising their lunar activities at the Manned Spacecraft Centre (now Johnson Space Centre) Houston, Texas. They are preparing the tools they will use for gathering samples on the Moon. Apollo 11, the first manned lunar landing mission, was launched on 16th July 1969 and Armstrong and Aldrin became the first and second men to walk on the Moon on 20th July 1969. The third member of the Apollo 11 crew was Michael Collins, who remained in lunar orbit while Armstrong and Aldrin were on the surface. (Photo by SSPL/Getty Images)

UNITED STATES - APRIL 15:  The astronauts are practising their lunar activities at the Manned Spacecraft Centre (now Johnson Space Centre) Houston, Texas. They are preparing the tools they will use for gathering samples on the Moon. Apollo 11, the first manned lunar landing mission, was launched on 16th July 1969 and Armstrong and Aldrin became the first and second men to walk on the Moon on 20th July 1969. The third member of the Apollo 11 crew was Michael Collins, who remained in lunar orbit while Armstrong and Aldrin were on the surface.  (Photo by SSPL/Getty Images)