Jonny Kim is proof that no goal is too ambitious. At 41, he’s already lived multiple lifetimes—serving as a Navy SEAL, earning a medical degree from Harvard, and becoming a NASA astronaut.

Jonny Kim, the first Korean American astronaut, is set to travel to the International Space Station on April 8. According to NASA's website on Monday, Kim will board the Roscosmos Soyuz MS-27 ...