Peggy Whitson, a retired NASA astronaut, is on her way back to the International Space Station for the fifth time as part of SpaceX Axiom Mission 4.

Peggy Whitson, a retired NASA astronaut, is on her way back to the International Space Station for the fifth time as part of SpaceX Axiom Mission 4. News Sports Hookem.com Austin360 Opinion ...

More: Is there life on Mars?This Iowa astronaut thinks so — and she wants to find it. From the moment she walked into the Johnson Space Center in Houston, Whitson’s goal was to be in orbit.

More: Is there life on Mars?This Iowa astronaut thinks so — and she wants to find it. From the moment she walked into the Johnson Space Center in Houston, Whitson’s goal was to be in orbit.

Peggy Whitson, a retired NASA astronaut, is on her way back to the International Space Station for the fifth time as part of SpaceX Axiom Mission 4.