File:Arcturus (optical).png

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Summary

DescriptionArcturus (optical).png	English: Optical image of Arcturus provided via the Mikulski Archive for Space Telescopes (MAST), STScI, and NASA.
Date	1 January 2000
Source	http://mast.stsci.edu/portal/Mashup/Clients/Mast/Portal.html?searchQuery=Arcturus
Author	Mikulski Archive for Space Telescopes (MAST), STScI, and NASA
Permission (Reusing this file)	https://archive.stsci.edu/data_use.html Public Data Use Policy Data retrieved from the Mikulski Archive for Space Telescopes (MAST) are part of the public domain and need no explicit permission for use, with the exception of proprietary data. We take care that these proprietary data are only provided to those who have proprietary rights. No explicit permission is needed for the use of MAST tools. Please acknowledge NASA and MAST when using data retrieved from MAST.

Licensing

	This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
	Warnings: Use of NASA logos, insignia and emblems is restricted per U.S. law 14 CFR 1221. The NASA website hosts a large number of images from the Soviet/Russian space agency, and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI.[1] See also {{PD-Hubble}} and {{Cc-Hubble}}. The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content. Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."