NASA's Chandra Finds Galaxy Cluster That Crosses the Streams

Chandra_843_1024

chandra_843 September 19th, 2024

Credit: X-ray: NASA/CXC/Xiamen Univ./C. Ge; Optical: DESI collaboration; Image Processing: NASA/CXC/SAO/N. Wolk

Researchers have discovered a second pair of tails trailing behind a galaxy in this cluster. Previously, astronomers discovered a shorter pair of tails from a different galaxy close to this latest one. This newer and longer set of tails was only seen because of a deeper observation with Chandra that revealed the fainter X-rays (purple) that have been combined with optical data (red, green, and blue) in this composite image. These tails span for over a million light-years and help determine the evolution of the galaxy cluster.

Provider: Chandra X-ray Observatory

Image Source: http://chandra.harvard.edu/photo/2024/z8338/

Curator: Chandra X-ray Observatory, Cambridge, MA, USA

Image Use Policy: http://chandra.harvard.edu/photo/image_use.html

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Image Details Image Details

Image Type
Observation
Object Name
Zwicky 8338

Distance Details Distance

Universescale3
680,000,000 light years

Position Details Position Details

Position (ICRS)
RA = 18h 11m 1.6s
DEC = 49° 54’ 42.2”
Constellation
Hercules

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Purple Chandra X-ray -
Pseudocolor DESI Optical -
Chandra_843_1280
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ID
843
Subject Category
Subject Name
Zwicky 8338
Credits
X-ray: NASA/CXC/Xiamen Univ./C. Ge; Optical: DESI collaboration; Image Processing: NASA/CXC/SAO/N. Wolk
Release Date
2024-09-19
Lightyears
680,000,000
Redshift
680,000,000
Reference Url
http://chandra.harvard.edu/photo/2024/z8338/
Type
Observation
Image Quality
Good
Distance Notes
Facility
Chandra X-Ray Observatory, DESI
Instrument
Color Assignment
Purple, Pseudocolor
Band
X-ray, Optical
Bandpass
Central Wavelength
Start Time
2013-01-04-0834, -
Integration Time
68830, -
Dataset ID
15163, 18281, 19978
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
272.75666666666666, 49.911722222222224
Reference Dimension
Reference Pixel
Scale
Rotation
Coordinate System Projection:
TAN
Quality
Position
FITS Header
Notes
Creator (Curator)
Chandra X-ray Observatory
URL
http://chandra.harvard.edu
Name
Email
cxcpub@cfa.harvard.edu
Telephone
617.496.7941
Address
60 Garden St.
City
Cambridge
State/Province
MA
Postal Code
02138
Country
USA
Rights
http://chandra.harvard.edu/photo/image_use.html
Publisher
Chandra X-ray Center
Publisher ID
chandra
Resource ID
Metadata Date
2024-09-19T21:08:58-04:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
680,000,000 light years

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