File:History of Water on Mars.jpg

Original file ‎(2,554 × 2,048 pixels, file size: 4.73 MB, MIME type: image/jpeg)

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

DescriptionHistory of Water on Mars.jpg	English: Viking Program's hypothesized history of water on Mars. Composite study done by Chris McKay, Ames scientist. Art by Michael Carroll.
Date	24 September 1990 (released)
Source	https://archive.org/details/AILS_AC90-0559-1; see also https://images.nasa.gov/details-ARC-1969-AC90-0559-1
Author	NASA/Michael Carroll
Other versions	Greek

This image or video was catalogued by Ames Research Center of the United States National Aeronautics and Space Administration (NASA) under Photo ID: AC90-0559-1 and Alternate ID: ARC-1969-AC90-0559-1.

This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing.

Other languages:

	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."

Click on a date/time to view the file as it appeared at that time.

	Date/Time	Thumbnail	Dimensions	User	Comment
current	07:32, 11 December 2015		2,554 × 2,048 (4.73 MB)	wikimediacommons>PlanetUser	adj, color

The following page uses this file:

The following other wikis use this file:

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it.

If the file has been modified from its original state, some details may not fully reflect the modified file.

Orientation	Normal
Horizontal resolution	72 dpi
Vertical resolution	72 dpi
Software used	Adobe Photoshop CS5 Windows
File change date and time	17:30, 11 December 2015
Color space	sRGB
Date and time of digitizing	03:29, 12 December 2015
Date metadata was last modified	03:30, 12 December 2015
Unique ID of original document	xmp.did:E120F360D29FE511B502B40CF11B9C82