NASA Astronaut Group 21 eight people, Jessica Meir, Ph.D., Major Nicole Mann, Lt. Commander Josh Cassada, Ph.D., Lt. Colonel Tyler Hague, Cristina Hammock, Major Andrew Morgan, M.D., Lt. Commander Victor Glover, and Major Anne McClain. On April 9, 1959 the National Aeronautics and Space Administration (NASA) announced the finalists for Astronaut Group 1. This group of seven astronauts, also sometimes known as the "Original Seven" or the "Mercury Seven" were a part of the first human spaceflight program, called Project Mercury. Since the original group, the total number of astronaut groups has grown to 22 as of 2017. The class joined 47 other active
Seven Sisters (colleges) and Merope) were collectively referred to as "The Seven Sisters". In the field of astronomy a star cluster, in the constellation of Taurus, is also referred to as The "Pleiades" or the "Seven Sisters." The seven colleges explored the issue of coeducation in a variety of ways. Two, Radcliffe College and Vassar College, are no longer women's colleges. Radcliffe merged completely into Harvard College in 1999, and is now a research institute and no longer an undergraduate institution. The component parts of the College's campus, the Radcliffe Quadrangle and Radcliffe Yard, retain the designation "Radcliffe" in perpetuity, and serve or