Image:Cygnus-loop.gif
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[edit] Summary
The Cygnus Loop has characteristics of an interstellar Birkeland current: (1) A plasma medium (2) Filamentation (3) Braiding, twisted "rope-like" structure. Credit: William P. Blair and Ravi Sankrit (Johns Hopkins University), NASA
http://antwrp.gsfc.nasa.gov/apod/image/0004/cygloop_blair.jpg
[edit] Licensing
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This file is in the public domain because it was created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (NASA copyright policy page or JPL Image Use Policy).
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 01:20, 1 November 2005 | 798×386 (194 KB) | Perpetual | (The Cygnus Loop has characteristics of an interstellar Birkeland current: (1) A plasma medium (2) Filamentation (3) Braiding, twisted "rope-like" structure. Credit: William P. Blair and Ravi Sankrit (Johns Hopkins University), NASA http://antwrp.gsfc.nas) |
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