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At Launch Pad 17-A, Cape Canaveral Air Station, workers watch as the protective canister is lifted from the Stardust spacecraft. Preparations continue for liftoff of the Boeing Delta II rocket carrying Stardust on Feb. 6. Stardust is destined for a close encounter with the comet Wild 2 in January 2004. Using a silicon-based substance called aerogel, Stardust will capture comet particles flying off the nucleus of the comet. The spacecraft also will bring back samples of interstellar dust. These materials consist of ancient pre-solar interstellar grains and other remnants left over from the form…
