The record number of women simultaneously in space is four. Those women were NASA astronauts Dorothy Metcalf-Lindenburger, Stephanie Wilson, Tracy Caldwell Dyson, and Japan Aerospace Exploration Agency (JAXA) astronaut Naoko Yamazaki.
Credit: NASA NASA astronaut Peggy Whitson was the first woman to command the International Space Station when she took the helm of the outpost in April She commanded the station's Expedition 16 mission while serving a six-month tour of duty in orbit.
NASA Astronaut Jacot Nyberg will be in space at the anniversary of women in space. Go Karen! - Expedition portrait of Karen Nyberg. Credit: Gagarin Cosmonaut Training Center (At least somebody named Karen finally made it!
Katherine Johnson - born 1918 - started college at 15 - majored in Mathematics and French - started working as a teacher, but eventually ended up working for NASA in their 'Guidance and Navigation Department' doing calculations.