File:Milky Way galactic habitable zone.gif

Original file ‎(2,700 × 2,700 pixels, file size: 2.46 MB, MIME type: image/gif)

This file is from Wikimedia Commons and may be used by other projects. The description on its file description page there is shown below.

Summary

DescriptionMilky Way galactic habitable zone.gif	English: This is the galactic habitable zone of the Milky Way, as predicted by Lineweaver et al (2004). Deutsch: Der bewohnbare Bereich in der Milchstraße; unten mit einem gelben Pfeil gekennzeichnet: der Ort der Sonne (englisch ‚ Sun ‘) mit dem sogenannten Sonnensystem und der Erde
Date	8 May 2013
Source	http://www.news.wisc.edu/newsphotos/milkyway.html
Author	NASA/Caltech
Other versions	Derivative works of this file: Schéma zone habitable galactique.gif:

	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."