On Jan. 2, 2004 NASA's Stardust spacecraft made a close flyby of comet Wild 2 (pronounced "Vilt-2"). Among the equipment the spacecraft carried on board was a navigation camera.that Comet Wild 2 is about 3.1 miles in diameter. This artist's concept depicts a view of Wild 2 that shows the faint jets emanating from the comet. Image Credit: NASA/JPL-Caltech
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