| #2 |  Dr. Space Dr. Space: The Life of Wernher Von Braun
| 4 | 1 read | |
| #3 |  Alexander Hamilton
| 4.37 | 126 reads | |
| #4 |  Flight
| 4.33 | 5 reads | |
| #5 |  How to Astronaut How to Astronaut: An Insider's Guide to Leaving Planet Earth
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| #2 | Dr. Space Dr. Space: The Life of Wernher Von Braun
| 4 | 1 read | |
| #3 | Alexander Hamilton
| 4.37 | 126 reads | |
| #4 | Flight
| 4.33 | 5 reads | |
| #5 | How to Astronaut How to Astronaut: An Insider's Guide to Leaving Planet Earth
| 4 | 2 reads |