1. is about
1.1. visiting the moon
1.1.1. Space Race beginning
1.1.1.1. First satellites
1.1.1.1.1. Sputnik I
1.1.1.1.2. Explorer I
1.1.1.2. First humans on the space
1.1.1.2.1. Laika
1.1.1.2.2. Yuri Gagarin
1.1.2. Apollo program
1.1.2.1. Apollo 1
1.1.2.1.1. -Three crewmen killed vehicle destroyed mission canceled.
1.1.2.2. Apollo 7
1.1.2.2.1. First live television broadcast from a US space flight
1.1.2.3. Apollo 11
1.1.2.3.1. First lunar landing
1.1.2.4. Apollo 17
1.1.2.4.1. Last Apollo lunar landing
1.1.3. 12 Moonwalkers
1.1.3.1. Neil Amstrong
1.1.3.1.1. Buzz Aldrin
1.1.3.2. Charles "Pete" Conrad
1.1.3.2.1. Alan Bean
1.1.3.3. Alan Shepard
1.1.3.3.1. Edgar Mitchell
1.1.3.4. James Irwin
1.1.3.4.1. David Scott
1.1.3.5. John W. Young
1.1.3.5.1. Charles Duke
1.1.3.6. Eugene Cernan
1.1.3.6.1. Harrison "Jack" Schmitt
1.1.4. The legacy
1.1.4.1. Science and engineering
1.1.4.1.1. Practical fuel cell
1.1.4.1.2. Computer-controlled machining
1.1.4.2. Cultural impact
1.1.4.2.1. Live transmission of the first Apollo moonwalk
1.1.4.2.2. The Blue Marble famous photograph
1.1.4.2.3. USA and Soviet Union's draw