1. Moscone West Street Level

Few human beings are able to say they’ve been lucky enough to travel to space. Peggy Whitson, a veteran astronaut, has an incredible list of record-breaking accomplishments to her name: first woman to command the International Space Station—twice, first non-military chief astronaut and most spacewalks (10) of any female astronaut; and at 665 days, she has spent more time in space than any other American. Listen to Dr. Whitson discuss key aspects of her life and career with NASA.