Michele Zipkin is a freelance journalist and audio editor in Philadelphia. When she's not contributing culture and lifestyle stories to Stacker, she writes for Philadelphia Gay News and occasionally for Hidden City, and edits the podcast Theatre with a Tea. In her spare time, she writes songs that very few people will hear.
This slideshow illustrates a historical timeline of women’s contributions to space. It includes NASA astronauts, Russian cosmonauts, and many other important scientists and researchers such as Sally Ride, Mae Jemison, Ellen Ochoa, and others.