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The Deep Sky Project
Deep Sky is an astronomical image database of unprecedented depth, temporal breadth, and sky coverage. Image data are gathered from the Near Earth Asteroid Tracking (NEAT) project from the 3-CCD and Quest 112-CCD cameras on the Samuel Oschin telescope at the Palomar Observatory in San Diego County, California. Containing a total of eleven million images, or 70 terabytes of image data, Deep Sky covers nearly the entire northern sky.

Deep Sky images cover:
  • 20,000 square degrees,
  • one decade of temporal coverage, consisting of eleven pointings on average
    at any given set of sky coordinates,
  • image depth an order of magnitude greater than most other large sky surveys.