New Vista of Milky Way Center Unveiled

Chandra_435_1024

chandra_435 September 22nd, 2009

Credit: NASA/CXC/UMass/D. Wang et al.

This Chandra image exposes a wealth of exotic objects and high-energy features at the center of our galaxy, the Milky Way. In this new and deep image from Chandra, red represents lower-energy X-rays, green shows the medium range, and blue indicates the higher-energy X-rays. Hundreds of small dots show emission from material around black holes, neutron stars and white dwarfs. A supermassive black hole -- some four million times more massive the Sun -- resides within the bright, blue-white region on the right. The diffuse X-ray light comes from gas heated to millions of degrees by outflows from the supermassive black hole, winds from giant stars, and stellar explosions.

Provider: Chandra X-ray Observatory

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

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

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

Image Details Image Details

Image Type
Observation
Object Name
Milky Way Sagittarius A*
Subject - Milky Way
Star > Evolutionary Stage > Black Hole

Distance Details Distance

Universescale1
26,000 light years
Chandra_435_128
 

Position Details Position Details

Position (ICRS)
RA = 17h 45m 21.2s
DEC = -29° 2’ 3.4”
Orientation
North is 59.0° CCW
Field of View
1.9 x 0.6 degrees
Constellation
Sagittarius

Color Mapping Details Color Mapping

  Telescope Spectral Band Wavelength
Red Chandra (ACIS) X-ray 620.0 pm
Green Chandra (ACIS) X-ray 310.0 pm
Blue Chandra (ACIS) X-ray 190.0 pm
Spectrum_xray1
Red
Green
Blue
Chandra_435_1280
×
ID
435
Subject Category
B.3.1.10  
Subject Name
Milky Way, Sagittarius A*
Credits
NASA/CXC/UMass/D. Wang et al.
Release Date
2009-09-22
Lightyears
26,000.0
Redshift
26,000.0
Reference Url
http://chandra.harvard.edu/photo/2009/gcenter/
Type
Observation
Image Quality
Good
Distance Notes
Facility
Chandra, Chandra, Chandra
Instrument
ACIS, ACIS, ACIS
Color Assignment
Red, Green, Blue
Band
X-ray, X-ray, X-ray
Bandpass
Central Wavelength
0.62, 0.31, 0.19
Start Time
Integration Time
Dataset ID
Notes
Coordinate Frame
ICRS
Equinox
J2000
Reference Value
266.3381871, -29.0342670
Reference Dimension
8896.0, 2700.0
Reference Pixel
4449.0, 1351.0
Scale
0.000217601, 0.00021760144
Rotation
59.03
Coordinate System Projection:
TAN
Quality
Full
FITS Header
Notes
WCS retrieved using CXCs PinpointWCS
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
gcenter.tif
Metadata Date
2012-03-27
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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