| Num | | | Title | Category | About | Author | Times Taken | Average Score(%) |
| 1 |  | | Alan Shepard, Jr - American Astronaut and Naval Aviator | Space Exploration, American History, Amazing "Firsts" in History! | Alan B Shepard Jr. | patrickryan | 87 | 51.8 |
| 2 |  | | Apollo 11: Mission to the Moon | Space Exploration | | bill | 392 | 63.2 |
| 3 |  | | Astronauts: Folks in Space | Space Exploration | | patrickryan | 56 | 52.9 |
| 4 |  | | Deke Slayton | Space Exploration, American Military | Deke Slayton | patrickryan | 24 | 60.8 |
| 5 |  | | Gordon Cooper: American Astronaut | Space Exploration, Amazing "Firsts" in History! | Gordon Cooper | patrickryan | 26 | 59.2 |
| 6 |  | | Gus Grissom: American Astronaut | Space Exploration, Amazing "Firsts" in History!, American Military | Virgil Grissom | patrickryan | 68 | 63.2 |
| 7 |  | | John Glenn - Astronaut and Aviator | Space Exploration, Amazing "Firsts" in History! | John H Glenn | patrickryan | 144 | 48.2 |
| 8 |  | | John Glenn: American Astronaut & Politician | Space Exploration, American Military | John H Glenn | dave | 169 | 48.9 |
| 9 |  | | Moon Walkers and Those That Circled the Moon | History, Space Exploration | | patrickryan | 35 | 64.6 |
| 10 |  | | Neil Armstrong: Astronaut and Naval Aviator | Space Exploration, Amazing "Firsts" in History! | Neil A Armstrong | patrickryan | 329 | 47.7 |
| 11 |  | | Neil deGrasse Tyson - Astrophysicist Extraordinaire | Science & Nature, Space Exploration, Scientists | | grant228 | 35 | 42.3 |
| 12 |  | | Sally Ride - First American woman in space | Space Exploration, American History | Sally Ride | grant228 | 240 | 59.9 |
| 13 |  | | Scott Carpenter: US Astronaut | Space Exploration, Amazing "Firsts" in History! | Scott Carpenter | patrickryan | 11 | 62.7 |
| 14 |  | | Space Shuttle Challenger Disaster | American History, Space Exploration | | bill | 138 | 56.7 |
| 15 |  | | Space Shuttle Columbia Disaster | American History, Space Exploration | | bill | 35 | 53.7 |
| 16 |  | | The Moon - Our only natural satellite | Science & Nature, Space Exploration | | grant228 | 13 | 48.5 |
| 17 |  | | The Planet Jupiter | Science & Nature, Space Exploration | | grant228 | 6 | 68.3 |
| 18 |  | | The Planet Mars | Science & Nature, Space Exploration | | grant228 | 11 | 61.8 |
| 19 |  | | The Planet Mercury | Science & Nature, Space Exploration | | grant228 | 9 | 50 |
| 20 |  | | The Planet Saturn | Science & Nature, Space Exploration | | grant228 | 5 | 70 |
| 21 |  | | The Planet Venus | Science & Nature, Space Exploration | | grant228 | 17 | 50 |
| 22 |  | | The Planets of our Solar System | Science & Nature, Space Exploration | | dartjock | 68 | 58.5 |
| 23 |  | | Wally Schirra: American Astronaut | Space Exploration, Amazing "Firsts" in History!, American Military | Wally Schirra | patrickryan | 33 | 46.1 |
| 24 |  | | Yuri Gagarin - First Person in Space | Space Exploration, Russian History | Yuri Gagarin | grant228 | 58 | 56.7 |
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| Grand Averages for these 24 Quizzes | | | 56.1 |
tells you you've taken it