Active galactic nucleus

Results: 462



#Item
281X-ray telescopes / Spaceflight / Electromagnetic spectrum / Active galactic nucleus / Nuclear Spectroscopic Telescope Array / Quasar / XMM-Newton / X-ray / Infrared / Electromagnetic radiation / Astronomy / Space telescopes

Draft 3.0 — March 10, 2014 Preprint typeset using LATEX style emulateapj v[removed]arXiv:1403.3078v1 [astro-ph.GA] 12 Mar[removed]NUSTAR AND XMM-NEWTON OBSERVATIONS OF LUMINOUS,

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Source URL: www.nustar.caltech.edu

Language: English - Date: 2014-03-25 14:25:29
282X-ray astronomy / X-ray telescopes / Radiography / Space telescopes / Nuclear Spectroscopic Telescope Array / Quasar / Active galactic nucleus / XMM-Newton / Sloan Digital Sky Survey / Astronomy / Observational astronomy / Space

The Astrophysical Journal, 785:17 (10pp), 2014 April 10  C[removed]doi:[removed]637X[removed]

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Source URL: www.nustar.caltech.edu

Language: English - Date: 2014-05-28 13:45:03
283Plasma physics / X-ray telescopes / Quasar / Radio astronomy / X-ray astronomy / Chandra X-ray Observatory / Active galactic nucleus / Hubble Deep Field / Supermassive black hole / Astronomy / Space / Galaxies

Chandra X-Ray Observatory X-Ray Astronomy Field Guide X-Ray Background/Deep Fields Before Chandra, when X-ray telescopes observed the sky it is not dark between points of light. Rather, a uniform background glow was app

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Source URL: www.chandra.harvard.edu

Language: English - Date: 2008-01-29 13:13:36
284Spaceflight / Space / X-ray astronomy / Observational astronomy / Active galactic nucleus / Nuclear Spectroscopic Telescope Array / XMM-Newton / Radio galaxy / Quasar / Astronomy / X-ray telescopes / Space telescopes

A P J IN PRESS Preprint typeset using LATEX style emulateapj v[removed]NUSTAR UNVEILS A COMPTON-THICK TYPE 2 QUASAR IN MRK 34 1

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Source URL: www.nustar.caltech.edu

Language: English - Date: 2014-08-05 14:50:12
285Plasma physics / Blazar / X-ray astronomy / Astronomical spectroscopy / Physical cosmology / Active galactic nucleus / Quasar / Gamma-ray burst / Redshift / Astronomy / Space / Radiography

The Astrophysical Journal, 777:147 (8pp), 2013 November 10  C[removed]doi:[removed]637X[removed]

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Source URL: www.nustar.caltech.edu

Language: English - Date: 2013-11-22 03:48:58
286X-ray telescopes / Plasma physics / Radiography / Space telescopes / Spaceflight / X-ray astronomy / Active galactic nucleus / XMM-Newton / X-ray / Physics / Astronomy / Space

LETTER doi:[removed]nature11938 A rapidly spinning supermassive black hole at the centre of NGC 1365

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Source URL: www.nustar.caltech.edu

Language: English - Date: 2013-04-16 20:19:37
287Galaxies / Black holes / Supermassive black holes / Star types / Astrophysics / Stellar black hole / Active galactic nucleus / Gamma-ray burst / General relativity / Astronomy / Physics / Space

National Aeronautics and Space Administration What is a black hole? Most people think of a black hole as a voracious whirlpool in space, sucking down everything around it. But that’s not really true! A black hole is a

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Source URL: fermi.sonoma.edu

Language: English - Date: 2010-05-06 14:09:28
288Astronomical spectroscopy / NGC objects / Extragalactic astronomy / Redshift / Active galactic nucleus / Starburst galaxy / Galaxy / Star / Small Magellanic Cloud / Astronomy / Observational astronomy / Physical cosmology

The Astrophysical Journal, 778:102 (12pp), 2013 December 1  C[removed]doi:[removed]637X[removed]

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Source URL: hubblesite.org

Language: English - Date: 2014-02-05 13:40:39
289Physics / Radiography / Space telescopes / Spaceflight / Electromagnetic spectrum / X-ray / Corona / Nuclear Spectroscopic Telescope Array / Active galactic nucleus / Electromagnetic radiation / Medicine / Plasma physics

Nuclear Spectroscopic Telescope Array The AGN of NGC 4151 as Revealed by NuSTAR and Suzaku 1 Keck ([removed]),

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Source URL: files.aas.org

Language: English - Date: 2014-08-17 18:30:22
290Space / Ultraluminous X-ray source / Plasma physics / Space telescopes / X-ray telescopes / Accretion disc / Nuclear Spectroscopic Telescope Array / Eddington luminosity / Active galactic nucleus / Astronomy / Physics / X-ray astronomy

The Astrophysical Journal Letters, 785:L7 (6pp), 2014 April 10  C[removed]doi:[removed][removed]L7

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Source URL: www.nustar.caltech.edu

Language: English - Date: 2014-05-28 13:45:35
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