MANNED SPACEFLIGHT A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z                    HOME ABOUT CATEGORIES SITE MAP COPYRIGHT ADVERTISE CONTACT entire Web this site Challenger 1. Space Shuttle Orbiter that first flew on Apr. 4, 1983 (STS-6). 2. Nickname of the Apollo 17 Lunar Module. 3. United States Navy research vessel that made a prolonged study of the Atlantic and Pacific Oceans between 1872 and 1876, and after which the two spacecraft were named. Among the milestones of the Orbiter Challenger were the first spacewalk from a Shuttle (STS-6), the flight of the first American female astronaut (STS-7), the flight of the first African-American astronaut (STS-8), the first use of free-flying Manned Maneuvering Units during a spacewalk (STS-41B), and the first in-flight repair and redeployment of a satellite (STS-41C). Related entry    • Challenger disaster Related category    • MANNED SPACEFLIGHT Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) BACK TO TOP