Image Use Policy

We provide all images on a Creative Commons Attribution license (CC-BY). Any SDSS image on the SDSS Web site may be downloaded, linked to, or otherwise used for any purpose, provided that you maintain the image credits. Unless otherwise stated, images should be credited to the Sloan Digital Sky Survey.

We note that

  • Your use of the image does not imply our endorsement of any product or service
  • If the image is to be used on a Web page, we also ask as a courtesy that you provide a link back to our site at

All SDSS data released in our public data releases is considered in the public domain.

Any questions about image use should be directed to the ARC Corporate Office via ARC’s Business Manager as follows:

Alim Patten
ARC Business Manager
c/o Department of Astronomy, Box 351580
University of Washington
Seattle, WA 98195
Phone: +1-206-616-0035

Please provide the exact URL of the image you are inquiring about.

If you have further questions about the appropriate usage or credits for SDSS images, please contact the SDSS helpdesk.