NICHOLE AYERS

Astronauts usually fly under the radar, but every now and then, one of them does something that captures the world's attention. Nichole Ayers is one of these astronauts. She is a 36-year-old who has accomplished a lot in her life. She flew the F-22 stealth aircraft in the international war against the Islamic State. She also rose to become a major in the US Air Force...