(11/12/1998) --- In the Payload Hazardous Service Facility, a worker prepares the Stardust spacecraft for its transfer to . Built by Lockheed Martin Astronautics near Denver, Colo., for the Jet Propulsion Laboratory (JPL) and NASA, the spacecraft Stardust will use a unique medium called aerogel to capture comet particles flying off the nucleus of comet Wild 2 in January 2004, plus collect interstellar dust for later analysis. Stardust will be launched aboard a Boeing Delta 7426 rocket from Complex 17, Cape Canaveral Air Station, targeted for Feb. 6, 1999. . The collected samples will return to Earth in a re-entry capsule to be jettisoned from Stardust as it swings by in January 2006