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 Group Holdings Yahoo!7, founded as a cross-media entity which would expand the content distribution networks of both companies. On 22 February 2010, it was announced that WesTrac would merge with Seven Network Limited, and the combined entity was renamed "Seven Group Holdings". In April 2011, Seven Media Group was acquired by West Australian Newspapers Ltd to create Seven West Media Ltd. Seven Group Holdings remains Seven West Media's largest shareholder, with a 33.2% stake. Seven Group Holdings Seven Group Holdings Limited (SGH, formerly Seven Network Limited) is an Australian diversified operating and investment group in the media, mining and construction industries. Seven