Blue Sky, BlueSky or Bluesky may refer to:

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Science edit

  • Blue skies research (also called blue sky science), scientific research in domains where "real-world" applications are not immediately apparent
  • Bluesky Formation, a stratigraphic unit of Lower Cretaceous age in the Western Canada Sedimentary Basin
  • Diffuse sky radiation, solar radiation reaching the Earth's surface after Rayleigh scattering
  • Rayleigh scattering, which causes the sky to appear blue.

Art, entertainment, and media edit

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Other art, entertainment, and media edit

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See also edit