Apollo 8 astronauts, from left, Commander Frank Borman, command module Pilot James Lovell Jr. and lunar module Pilot William Anders, pose at Kennedy Space Center in 1968. On Dec. 21 of that year, Apollo 8 was launched on a mission to orbit the moon.
Apollo 8 astronauts, from left, Commander Frank Borman, command module Pilot James Lovell Jr. and lunar module Pilot William Anders, pose at Kennedy Space Center in 1968. On Dec. 21 of that year, Apollo 8 was launched on a mission to orbit the moon. JPK File photo
Apollo 8 astronauts, from left, Commander Frank Borman, command module Pilot James Lovell Jr. and lunar module Pilot William Anders, pose at Kennedy Space Center in 1968. On Dec. 21 of that year, Apollo 8 was launched on a mission to orbit the moon. JPK File photo