CityDeepSky:Copyrights
Items on the City Deepsky Project are copyrighted. Unless otherwise specified, content is available under Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported. Articles posted use this license.
   
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This work is licensed under the Creative Commons Attribution Non-Commercial ShareAlike 3.0 License. In short: you are free to share and make derivative works of this work under the conditions that you appropriately attribute it, you do not use it for commercial purposes, and that you distribute it only under a license identical to this one. Official license Attribution: City Deepsky Project |
Help Namespace
Items in the Help: namespace are in the public domain and are identified by this tag:
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This file has been released into the public domain by the copyright holder, its copyright has expired, or it is ineligible for copyright. This applies worldwide. |
Digitized Sky Survey Images
Digitized Sky Survey images are copyrighted but are free for non-commercial scientific or educational use. These are identified by this tag:
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This work is copyrighted by the Digitized Sky Survey
The Digitized Sky Surveys were produced at the Space Telescope Science Institute under U.S. Government grant NAG W-2166. The images of these surveys are based on photographic data obtained using the Oschin Schmidt Telescope on Palomar Mountain and the UK Schmidt Telescope. The plates were processed into the present compressed digital form with the permission of these institutions. Scientists and educators who are using these data for research, teaching purposes and other non-profit activities may freely use these data and we only request that you acknowledge the source in any publication. |
Other Images
Unless specified, images are available under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 Unported. Images are tagged with various licenses specifying what conditions they may be copied.
