File:GPB circling earth.jpg
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Original file (1,200 × 900 pixels, file size: 213 KB, MIME type: image/jpeg)
 | This image is upscaled image with terrible compression artifacts. If a higher-quality version of this particular image is available, please replace this one; otherwise, a supplemental image illustrating this subject and available under a free license should be found or provided and uploaded as a separate file.
Please see Category:Image cleanup templates for templates used to mark images that only need a clean-up. For more help, see Commons:Media for cleanup#Low quality images. |
 | The factual accuracy of this illustration is disputed. The grid representing the gravitational field/potential or space-time curvature is obviously qualitatively wrong (looks like a Gaussian instead of power-law). |
Summary
| Description | Artist concept of Gravity Probe B orbiting the Earth to measure space-time, a four-dimensional description of the universe including height, width, length, and time. |
| Date | |
| Source | http://www.nasa.gov/mission_pages/gpb/gpb_012.html |
| Author | NASA |
| Permission (Reusing this file) |
Original work of NASA |
Licensing
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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.) |  |
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Warnings:
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File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:52, 29 May 2015 | | 1,200 × 900 (213 KB) | wikimediacommons>Paine Ellsworth | Use originally sourced image sans distortions of coordinate grid |
File usage
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