(10/24/1998) --- On Launch Complex 39B, the open payload bay doors on the orbiter Discovery reveal (bottom) International Extreme Ultraviolet Hitchhiker (IEH-3) and (above it) Hubble Space Telescope Orbital Systems Test Platform (HOST), two of the payloads for mission STS-95. The other payloads include the Spartan solar-observing deployable spacecraft and SPACEHAB, a single module containing experiments on space flight and the aging process. STS-95 is expected to launch at 2 p.m. EST on Oct. 29, last 8 days, 21 hours and 49 minutes, and land at 11:49 a.m. EST on Nov. 7