Resolving a Galactic Mystery

Chandra_424_1024

chandra_424 April 29th, 2009

Credit: X-ray (NASA/CXC/TUM/M.Revnivtsev et al.); IR (NASA/JPL-Caltech/GLIMPSE Team)

This extremely deep Chandra X-ray Observatory image has resolved a long-standing mystery about an X-ray glow along the plane of the Milky Way. The Chandra results show that the X-ray emission in the region is caused by hundreds of point-like sources, implying that the glow along the plane of the Galaxy is due to millions of such sources. In this image, the Chandra field-of-view, a region located only about 1.4 degrees from the Galactic Center, is pulled out from an infrared image from the Spitzer Space Telescope.

Provider: Chandra X-ray Observatory

Image Source: http://chandra.harvard.edu/photo/2009/gridge/

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
Galactic X-ray Ridge
Subject - Milky Way
Galaxy > Component > Center/Core

Distance Details Distance

Universescale1
26,000 light years

Position Details Position Details

Position (ICRS)
RA = 0h 0m 0.0s
DEC = 0° 0’ 0.0”
Constellation
Pisces

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Red Spitzer (IRAC) Infrared (Mid-IR) 8.0 µm
Green Spitzer (IRAC) Infrared (Mid-IR) 5.8 µm
Blue Spitzer (IRAC) Infrared (Near-IR) 3.6 µm
Blue Chandra (ACIS) X-ray 826.7 pm
Spectrum_xray1
Red
Green
Blue
Blue
Chandra_424_1280
×
ID
424
Subject Category
B.5.4.9  
Subject Name
Galactic X-ray Ridge
Credits
X-ray (NASA/CXC/TUM/M.Revnivtsev et al.); IR (NASA/JPL-Caltech/GLIMPSE Team)
Release Date
2009-04-29
Lightyears
26,000
Redshift
26,000
Reference Url
http://chandra.harvard.edu/photo/2009/gridge/
Type
Collage
Image Quality
Good
Distance Notes
Facility
Spitzer, Spitzer, Spitzer, Chandra
Instrument
IRAC, IRAC, IRAC, ACIS
Color Assignment
Red, Green, Blue, Blue
Band
Infrared, Infrared, Infrared, X-ray
Bandpass
Mid-IR, Mid-IR, Near-IR, -
Central Wavelength
8000, 5800, 3600, 0.8267
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
0, 0
Reference Dimension
Reference Pixel
Scale
Rotation
Coordinate System Projection:
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 Observatory Center
Publisher ID
chandra
Resource ID
gridge.tif
Metadata Date
2012-03-27T16:20:40-04:00
Metadata Version
1.2
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Detailed color mapping information coming soon...

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Universescalefull
26,000 light years

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