Seyfert galaxy

#	Item
61	PDF Document Add to Reading List Source URL: ixo.gsfc.nasa.gov Language: English - Date: 2009-02-23 15:58:54 Black holes Supermassive black holes Galaxies Plasma physics Observational astronomy Active galactic nucleus International X-ray Observatory Relativistic jet Seyfert galaxy Astronomy Physics Space
62	PDF Document Add to Reading List Source URL: iopscience.iop.org Language: English Low-ionization nuclear emission-line region Seyfert galaxy Galaxy Hubble sequence Cosmic distance ladder Spiral galaxy Megamaser Pea galaxy Astronomy Extragalactic astronomy Active galactic nucleus
63	PDF Document Add to Reading List Source URL: iopscience.iop.org Language: English Observational astronomy Radio astronomy Active galactic nucleus Plasma physics Seyfert galaxy Redshift Quasar Cosmic distance ladder Galaxy Astronomy Space Physical cosmology
64	PDF Document Add to Reading List Source URL: arxiv.org Language: English - Date: 2011-12-01 20:16:04 General relativity Active galactic nucleus Supermassive black hole Seyfert galaxy Rotating black hole Schwarzschild radius Accretion disc Quasar Intermediate-mass black hole Black holes Physics Astronomy