NASA is inviting journalists to tour and learn more about the world’s largest airborne astronomical observatory on Thursday, Sept. 22, from 12 to 2 p.m. EDT at Andrews Air Force Base, Md.
NASA is inviting journalists to tour and learn more about the world’s largest airborne astronomical observatory on Thursday, Sept. 22, from 12 to 2 p.m. EDT at Andrews Air Force Base, Md.