Astronaut Peggy Whitson Just Shattered a Spacewalking Record

Astronaut Peggy Whitson is no stranger to breaking barriers: In addition to becoming the first female commander of the International Space Station (ISS), the Iowa native has logged 377 days in space between two missions—the most of any American spacewoman to date. Now, on her third mission aboard the ISS, Whitson is racking up even more impressive feats—today, she performed her eighth spacewalk, setting the record for most spacewalks performed by a woman. Read More >>