Star Factory Near Galactic Center Bathed In High-Energy X-Rays

Chandra_162_1024

chandra_162 June 6th, 2001

Credit: X-ray: NASA/CXC/Northwestern/F.Zadeh et al., IR: NASA/HST/NICMOS, Radio: NRAO/VLA/C.Lang

The Chandra observation of the Arches shows an envelope of 60 million degree gas around the star cluster. The X-ray data, shown as the diffuse blue emission in the inset box, overlays a Hubble Space Telescope infrared image of the same region, in which some of the individual stars in the cluster can be seen as point-like sources. Both the X-ray and infrared observations are shown in context of the spectacular filamentary structures that appear in radio wavelengths displayed in red. This compact cluster is composed of hot, massive stars that live short, furious lives lasting only a few million years. During this period, gas evaporates from these stars in the form of intense stellar winds. The envelope of hot gas observed by Chandra is thought to be due to collisions of the winds from numerous stars.

Provider: Chandra X-ray Observatory

Image Source: http://chandra.harvard.edu/photo/2001/arches/

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
Collage
Object Name
Arches Cluster
Subject - Milky Way
Star > Grouping > Cluster

Distance Details Distance

Universescale1
25,000 light years

Position Details Position Details

Position (ICRS)
RA = 17h 45m 50.3s
DEC = -28° 49’ 16.7”
Constellation
Sagittarius

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Blue Chandra (ACIS) X-ray (X-ray) 826.7 pm
Green Hubble (NICMOS) IR (H-band) 160.0 nm
Red VLA (VLA) Radio -
Spectrum_xray1
Blue
Green
Chandra_162_1280
×
ID
162
Subject Category
B.3.6.4  
Subject Name
Arches Cluster
Credits
X-ray: NASA/CXC/Northwestern/F.Zadeh et al., IR: NASA/HST/NICMOS, Radio: NRAO/VLA/C.Lang
Release Date
2001-06-06
Lightyears
25,000
Redshift
25,000
Reference Url
http://chandra.harvard.edu/photo/2001/arches/
Type
Collage
Image Quality
Good
Distance Notes
Facility
Chandra, HST, VLA
Instrument
ACIS, NICMOS, VLA
Color Assignment
blue, green, red
Band
X-ray, IR, Radio
Bandpass
X-ray, H-band
Central Wavelength
0.8267, 160
Start Time
2000-07-07 19:04:15, 1997-09-14T12:27:60, 1984-03-31
Integration Time
50000, 2047.6
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
266.4596269, -28.8213141
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
Chandra X-ray Observatory Center
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
arches_xray_ir_radio.tif
Metadata Date
2024-02-06T14:02:46-05:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
25,000 light years

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