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Cassiopeia A, Chandra 3-color X-ray
(Credit: NASA/CXC/SAO (courtesy, C.Jones))
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Cassiopeia A:
First Light
Credit: NASA/CXC/SAO
First Light
Credit: NASA/CXC/SAO
Cas A is the remnant of a star that exploded about 300 years ago. The X-ray image shows an expanding shell of hot gas produced by the explosion. This gaseous shell is about 10 light years in diameter, and has a temperature of about 50 million degrees.
| Multi-wavelength Images: (all images to same scale) | |||
|---|---|---|---|
X-ray NASA/CXC/SAOJpg (256 k) Tiff (3.8 MB) PS (6.4 MB) |
Optical
MDM/R. FesenJpg (391 k) Tif (4.53 MB) PS (6.3 MB) |
Infrared
 ESA/ISO, CAM, P. Lagage et al.Jpg (66 k) Tif (1.14 MB) PS (6.4 MB) |
Radio
NRAO/AUI/NSFJpg (160 k) Tif (1.98 MB) PS (6.4 MB) |
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Revised: June 04, 2022