File:RCW 79 (Emission nebula).jpg
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[edit]DescriptionRCW 79 (Emission nebula).jpg |
English: RCW 79 as taken by Spitzer Space Telescope. |
Date | |
Source | http://www.spitzer.caltech.edu/images/2326-sig05-001a-The-Infrared-View-of-RCW-79- |
Author | NASA/JPL-Caltech/E. Churchwell (University of Wisconsin-Madison) |
- Other information
The balloon of gas and dust is an example of stimulated star formation. Such stars are born when the hot bubble expands into the interstellar gas and dust around it. RCW 79 has spawned at least two groups of new stars along the edge of the large bubble. Some are visible inside the small bubble in the lower left corner. Another group of baby stars appears near the opening at the top.
NASA's Spitzer Space Telescope easily detects infrared light from the dust particles in RCW 79. The young stars within RCW79 radiate ultraviolet light that excites molecules of dust within the bubble. This causes the dust grains to emit infrared light that is detected by Spitzer and seen here as the extended red features.Licensing
[edit]Public domainPublic domainfalsefalse |
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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current | 19:05, 24 September 2012 | 960 × 960 (235 KB) | Dwiti.k.das (talk | contribs) | {{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|RCW 79 as taken by Spitzer Space Telescope.}} |Source = http://www.spitzer.caltech.edu/images/2326-sig05-001a-The-Infrared-View-of-RCW-79- |Date = 2004-03-10 |Author = NASA/JPL... |
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Author | Spitzer Space Telescope |
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Copyright holder | http://www.spitzer.caltech.edu/Media/mediaimages/copyright.shtml |
Image title |
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Short title |
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Credit/Provider | NASA/JPL-Caltech/E. Churchwell (University of Wisconsin-Madison) |
Headline | Revealed by NASA's Spitzer Space Telescope, RCW 79 is seen in the southern Milky Way, 17,200 light-years from Earth in the constellation Centaurus. The bubble is 70-light years in diameter, and probably took about one million years to form from the radiation and winds of hot young stars. |
Source | Spitzer Space Telescope |
Usage terms |
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Date and time of data generation | 10 March 2004 |
Width | 2,440 px |
Height | 2,440 px |
Bits per component |
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Compression scheme | LZW |
Pixel composition | RGB |
Orientation | Normal |
Number of components | 3 |
Horizontal resolution | 72 dpi |
Vertical resolution | 72 dpi |
Data arrangement | chunky format |
Software used | Adobe Photoshop CS3 Macintosh |
File change date and time | 14:30, 5 June 2009 |
Color space | Uncalibrated |
Contact information |
http://www.spitzer.caltech.edu 1200 E. California Blvd. Pasadena, CA, 91125 USA |
Keywords | RCW 79 |
IIM version | 2 |