... Posted by hlee . Among billion objects in our Galaxy, outside the Earth, our Sun drags most attention from astronomers. ... AstroStat Bayesian CHASC Cross-Cultural Data Processing Fitting Frequentist Galaxies gamma-ray High-Energy Imaging Jargon Job ...
... Chandra Observations of the Andromeda Galaxy, M31 , . Some Chandra memos on Star Selection Algorithm . ... Chandra Finds a "Cool" Black Hole at the Heart of the Andromeda Galaxy . Astronomers Closing in on Black Holes . ...
... are recalibrating all archival Hubble Space Telescope Faint Object Spectrograph UV and optical spectrophotometry of active galaxies and quasars in order to extract uniformly calibrated spectrophotometric data for further detailed scientific investigations ...
... Clusters of galaxies are not pools of hot gas glowing quietly, but sloshing pails of gas with new blobs being continually added; Quasar accretion disks are not gradually and quietly letting matter flow onto a black hole like sand through an hourglass ...
... Scale of Quasar/AGN Components Relativistic Jet perpendicular to disk Nucleus Host Galaxy Disk Bulge Dusty wind Warped mol. disk 2000 K Failed wind Dusty molecular torus Ionized Wind Compton Wind Accretion disk continuum Black Hole Bicones log(Radius) 20 ...