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Chandra Survey of Galactic Center Region:

gcs_rgb_large.jpg (179325 bytes)    

X-ray Image of the heart of our Milky Way Galaxy. This image shows a 400- by 900-light year swath of the center of the Milky Way in three color-coded energy bands: red - 1-3 keV; green - 3-5 keV; blue 5-8 keV and is made of 30 separate observations. Like a sprawling megalopolis, the image reveals hundreds of discrete X-ray-emitting objects, some of which are white dwarf stars, neutron stars and/or black holes, bathed in an incandescent fog of multimillion-degree gas around a supermassive black hole. The image allows for the first time to clearly separate the point-like and diffuse X-ray components in this region, representing an important step toward the understanding the energetic activities in the center region of our Galaxy.

gcs_rgb.jpg (83769 bytes) 

Same as the above, but with key sources labeled

Galactic Center Region Across the Spectrum:

gcs_r.jpg (53453 bytes)    Radio (VLA)

gcs_ir.jpg (61016 bytes)   Mid-Infrared (MSX)   

gcs_x.jpg (55782 bytes)  X-ray (Chandra)

gcs_r_ir_x.jpg (59884 bytes)    

Composite (red: radio; green: mid-infrared; blue: X-ray)

Close-up images:

f3.jpg (30225 bytes) Central starforming region (red: radio; green: mid-infrared; blue: 6.4 keV line emission)

 

Photo Credit: Prof. Q. Daniel Wang, UMass. The above author grants permission to reproduce part or all of these images for non-commercial educational use only so long as the photo credit is displayed.

 
Daniel Wang Astronomy 100