Comet-Hunting Spacecraft Nears Icy Target

Hubble Space Telescope observations of Comet Hartley 2.
Hubble Space Telescope observations of Comet 103P/Hartley 2, taken on Sept. 25, 2010, are helping in the planning for a Nov. 4 flyby of the comet by the Deep Impact eXtended Investigation (DIXI) on NASA's EPOXI spacecraft. (Image credit: NASA, ESA, H. Weaver (The Johns Hopkins University/Applied Physics Lab))

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