Since the beginning of time, man's fascination with exploring the unknown has been a constant quest. JFK's famous speech in 1961 promising to land a man on the moon started a revolution of exploring outer space which first took a "giant leap for mankind" on July 20, 1969. This intriguing documentary series let's you journey through space with NASA and witness it all... what hundreds of missions have already accomplished, where man has been and where we still seek to go.