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Welcome
to the NEW UGN (Undergrounds Network), formerly known as Undergrounds.com!
Browse
our ever growing web directory or any of the other entertainment sites, absolutely
free. Please note that some content has been sourced from the ODP.
Black Holes Galore
Chandra has identified the origin of high-energy X-ray background and found that galactic black holes are far more numerous than visible-light surveys indicate. |
Chandra - X-Ray Astronomy Field Guide
Stars, supernovae, black holes, white dwarfs, galaxies. |
Chandra Science
Data analysis, instruments and calibration, links, target and scheduling, users, newsletters. |
Chandra X-ray Observatory
Orbiting observatory that opens a window for the most detailed X-ray view of the universe ever revealed. |
Chandra X-ray Observatory Center
News, education, chronicles, launch. |
MAXIM - MicroArcsecond X-Ray Imaging Mission
A proposed NASA observatory. Details on the mission and goals. |
The USA Experiment
An X-ray timing experiment with large collecting area and microsecond time resolution capable of conducting a broad program of studies of galactic X-ray binaries. |
X-ray Multi-Mirror Mission (XMM)
Page in Strasbourg. |
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