File:Aurora-theta.jpg
Aurora-theta.jpg (256 × 256 pixels, file size: 15 KB, MIME type: image/jpeg)
Summary[edit | edit source]
A theta aurora — so named because it looks like a Greek letter theta, a circle with a line through the middle — as seen by NASA’s IMAGE satellite on Sept. 15, 2005.
Licensing[edit | edit source]
| Description |
A theta aurora — so named because it looks like a Greek letter theta, a circle with a line through the middle — as seen by NASA’s IMAGE satellite on Sept. 15, 2005. |
|---|---|
| Source |
The image appears on a website entitled, "NASA’s missions reveal the origin of theta auroras" at url=http://wattsupwiththat.com/2014/12/20/nasas-missions-reveal-the-origin-of-theta-auroras/. |
| Date |
15 September 2005 |
| Author |
NASA/R. Fear et al (2014) |
| Rationale |
No free use or Public Domain image known to show a theta aurora — so named because it looks like a Greek letter theta, a circle with a line through the middle — as seen by NASA’s IMAGE satellite on Sept. 15, 2005, specifically aurora australis. |
| Permission |
Fair Use, NASA images are usually PD, but Fear et al. may not have agreed to this. |
This work is copyrighted. The individual who uploaded this work and first used it in an article, as well as subsequent persons who place it into articles, asserts that this qualifies as fair use of the material under United States copyright law.
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Note: The kinds of things that are considered acceptable for fair use on Wikiversity is significantly less than what is legally permitted. Please consult the Wikimedia Foundation Fair Use Policy to see if this content is permitted on Wikiversity under these further restrictions. Familiarize yourself with the Wikiversity Exemption Doctrine Policy before using this template.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 03:39, 3 December 2015 | | 256 × 256 (15 KB) | Marshallsumter (discuss | contribs) | A theta aurora — so named because it looks like a Greek letter theta, a circle with a line through the middle — as seen by NASA’s IMAGE satellite on Sept. 15, 2005. Category:Aurora images |
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