File:Sunspot TRACE.jpeg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Original file(898 × 737 pixels, file size: 440 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary[edit]

Description
العربية: كلفةٌ شمسيةٌ التقطتها مركبةُ الفضاء TRACE التابعة لناسا.
English: It was a quiet day on the Sun in September of 2000. The above image from NASA's sun-observing TRACE spacecraft shows, however, that even during "off days" the Sun's surface is a busy place. Shown in ultraviolet light, the relatively cool dark regions have temperatures of thousands of degrees.

A large sunspot group is visible as the bright area near the horizon. The bright glowing gas flowing around the sunspots has a temperature of over one million degrees Celsius (1.8 million degrees Fahrenheit). The high temperatures are thought to be related to the rapidly changing magnetic field loops that channel solar plasma.

And from http://trace.lmsal.com/POD/TRACEpodarchive4.html:

A quiet day on the Sun. No spectacular flares or mass ejections, no odd filaments moving, and nevertheless the image of AR 9169, with the much smaller AR 9167 just ahead of it, is very pretty. This image was taken with TRACE in the 171Å passband, showing the bright emission of the gas at about 1 million degrees, with the cooler material around 10,000 degrees showing up as dark, absorbing structures.
Date APOD entry for June 11, 2006
Source http://antwrp.gsfc.nasa.gov/apod/ap020508.html
Author NASA/TRACE. (Public domain)

Wikipedia

Wikipedia
 This is a featured picture on the Arabic language Wikipedia (صور مختارة) and is considered one of the finest images. See its nomination here.
 This is a featured picture on the English language Wikipedia (Featured pictures) and is considered one of the finest images. See its nomination here.
 This is a featured picture on the Hebrew language Wikipedia (תמונות מומלצות) and is considered one of the finest images. See its nomination here.

If you think this file should be featured on Wikimedia Commons as well, feel free to nominate it.
If you have an image of similar quality that can be published under a suitable copyright license, be sure to upload it, tag it, and nominate it.

Licensing[edit]

Public domain 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:

File history

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

Date/TimeThumbnailDimensionsUserComment
current10:12, 21 October 2006Thumbnail for version as of 10:12, 21 October 2006898 × 737 (440 KB)Conscious (talk | contribs)high-res
07:59, 16 May 2005Thumbnail for version as of 07:59, 16 May 2005731 × 600 (60 KB)Xgarciaf~commonswiki (talk | contribs)Original NASA description: ''It was a quiet day on the Sun in September of 2000. The above image from NASA's sun-observing TRACE spacecraft shows, however, that even during "off days" the Sun's surface is a busy place. Shown in ultraviolet light, the rel

The following page uses this file:

File usage on other wikis

The following other wikis use this file:

View more global usage of this file.

Metadata