This astronaut just successfully reached the lowest point on Earth. Kathy Sullivan soared to new heights when she became the first American woman to walk in space in 1984. On Monday, she broke a new ...

Kathy Sullivan, America’s first female spacewalker, also became the first woman to reach the deepest known point of the ocean. Sullivan dove to the bottom of the Challenger Deep and safely returned in ...

"The articles in this collection are reprinted from Automotive Industries and Public Works." The first American woman to walk in space recounts her experience as part of the team that launched, ...

Rhea Seddon, Kathy Sullivan, and Anna Fisher share their stories as some of the first American women astronauts, September 6 at 8 pm ET. Learn more: https://s.si.edu/3q2roUk To mark the 45th ...