This video is capture from Discovery Channel HD, the video is not in HD, that's why i didn't put HD in the title, Don't confused HQ & HD the "High Quality" have been used in VHS or Betamax.

Apollo 8 was the first human spaceflight to leave Earth orbit and go to Moon.

Saturn Five is the most powerful launch vehicle ever flown.

This clips from Discovery Channel - The NASA Missions : When We Left Earth (Part Two - The Explorers)

Credit to NASA and Discovery Channel HD