"If I have seen further, it is by standing on the shoulders of giants."
  -Isaac Newton in a letter to Robert Hooke in 1675 or 1676.
Jim Gray
WWT is dedicated to the vision and efforts of Jim Gray who inspired us to bring the stars within the reach of everyone.

Jim Gray's Research site
Sloan Digital Sky Survey (SDSS)
National Optical Astronomy Observatory (NOAO)
Space Telescope Science Institute (STSci) (DSS data set)
  • Frank Summers
  • Brian McLean
Infrared Processing and Analysis Center (IPAC)
Infrared Science Archive (IRSA) at Caltech (2MASS and IRAS data sets)
Jet Propulsion Laboratory
  • Robert Hurt
  • John Good
Harvard-Smithsonian Center for Astrophysics
  • Alyssa Goodman
  • August (Gus) Muench
  • Doug Finkbeiner
  • Roy Gould
National Aeronautics and Space Administration (NASA)
NASA SkyView
Tom McGlynn
U.S. Naval Observatory
Wilkinson Microwave Anisotrophy Probe (WMAP)
U.S. Geological Survey (USGS) Digital Elevation Model (DEM)
Douglas Finkbeiner at Princeton University
For compositing the Virginia Tech Spectral line Survey (VTSS) in the northern hemisphere, the Southern H-Alpha Sky Survey Atlas (SHASSA) in the southern hemisphere, Hydrogen alpha (HA) filters, and the Wisconsin H-Alpha Mapper (WHAM) survey (H-A data set)
University of Wisconsin
Copenhagen University Observatory (CUO) and the U.S. Naval Observatory (USNO)
Astronomy Common Object Model (ASCOM)
International Virtual Observatory Alliance’s (IVOA))
VAMP project (classification)
Johns Hopkins University
Alex Szalay
National Virtual Observatory(NVO)
Mark Crossley - Wilmslow Astro for proccessing of Hevelius artwork
Image Credits for WorldWide Telescope Solar System Mode