close Video Intl Space Station Expedition 64 US spacewalk #72 (Courtesy of NASA TV) NASA flight engineer Kathleen "Kate" Rubins set out on her fourth career spacewalk on Friday, in an effort to ready the International Space Station (ISS) for solar array upgrades. Rubins, 42, was born in Farmington, Connecticut in 1978, but was raised in Napa, the heart of California's Wine Country. HOW TO WATCH NASA'S SPACEWALK After graduating from Vintage High School in 1996, Rubins received a Bachelor of Science degree in molecular biology from the University of California, San Diego just three years later. In 2005, Rubins earned a doctorate in cancer biology from Stanford University's Medical School Biochemistry Department and Microbiology and Immunology Department. There, she and colleagues from the U.S. Army Medical Research Institute of Infectious Diseases and the Centers for Disease Control and Prevention … [Read more...] about Who is NASA astronaut Kate Rubins?