In the Operations and Checkout Building, STS-103 Mission Specialist Steven L. Smith signals he is suited up and ready for launch. Other crew members are Commander Curtis L. Brown Jr., Pilot Scott J. Kelly and Mission Specialists C. Michel Foale (Ph.D.), John M. Grunsfeld (Ph.D.), Jean-François Clervoy of France and Claude Nicollier of Switzerland. Clervoy and Nicollier are with the European Space Agency. The STS-103 mission, to service the Hubble Space Telescope, is scheduled for launch Dec. 17 at 8:47 p.m. EST from Launch Pad 39B. Mission objectives include replacing gyroscopes and an old computer, installing another solid state recorder, and replacing damaged insulation in the telescope. After the 8-day, 21-hour mission, Discovery is expected to land at KSC Sunday, Dec. 26, at about 6:30 p.m. EST