File:Skylab solar flares in extreme ultraviolet (S74-21921).jpg

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Summary

Description	English: Sun photographed by Apollo Telescope Mount through spectroheliometer at a wavelength of 625.3 angstroms. The black areas are the surface of the sun; the reds, yellows and whites are the corona some 70,000 kilometers above the surface.
Date	1974
Source	https://images.nasa.gov/details-s74-21921 (image link)
Author	NASA

This image or video was catalogued by Marshall Space Flight Center of the United States National Aeronautics and Space Administration (NASA) under Photo ID: S74-21921.

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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.)
	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."

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	20:00, 27 March 2020		3,091 × 3,337 (3.55 MB)	Huntster	== {{int:filedesc}} == {{Information \|Description={{en\|1=Sun photographed by Apollo Telescope Mount through spectroheliometer at a wavelength of 625.3 angstroms. The black areas are the surface of the sun; the reds, yellows and whites are the corona some 70,000 kilometers above the surface.}} \|Source=https://images.nasa.gov/details-s74-21921 ([https://images-assets.nasa.gov/image/s74-21921/s74-21921~orig.jpg image link]) \|Date=1974 \|Author=NASA \|Permission= \|other_versions= }} {{NASA-image\|ce...

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Width	3,091 px
Height	3,337 px
Bits per component	8 8 8
Compression scheme	Uncompressed
Pixel composition	RGB
Orientation	Normal
Number of components	3
Horizontal resolution	443 dpi
Vertical resolution	443 dpi
Data arrangement	chunky format
Software used	Adobe Photoshop CS6 (Windows)
File change date and time	13:55, 17 September 2013
Color space	sRGB
Unique ID of original document	adobe:docid:photoshop:6f2ee633-0e82-11da-af87-99bd58ac0d9f
Date and time of digitizing	06:08, 22 December 2005
Date metadata was last modified	08:55, 17 September 2013
Copyright status	Copyright status not set
IIM version	2