Astrophysical X-ray sources are astronomical objects with physical properties which result in the emission of X-rays. Several types of astrophysical objects...

X-ray sources abound around us. They include the following: Natural X-ray sources: Astrophysical X-ray source, as viewed in X-ray astronomy X-ray background...

of X-rays from a discrete cosmic X-ray source. The high-energy focusing telescope (HEFT) is a balloon-borne experiment to image astrophysical sources in...

In astronomy and astrophysics, an ultraluminous X-ray source (ULX) is less luminous than an active galactic nucleus but more consistently luminous than...

nucleus Astrometry Electromagnetic radiation Radio astronomy Astrophysical X-ray source Koupelis, Theo; Karl F. Kuhn (2007). In Quest of the Universe...

compact X-ray emitting accretor. Low-mass X-ray binaries (LMXBs) Soft X-ray transients (SXTs) Symbiotic X-ray binaries Super soft X-ray sources or Super...

Cygnus X-1 (abbreviated Cyg X-1) is a galactic X-ray source in the constellation Cygnus and was the first such source widely accepted to be a black hole...

X-ray pulsars or accretion-powered pulsars are a class of astronomical objects that are X-ray sources displaying strict periodic variations in X-ray intensity...

luminous supersoft X-ray source (SSXS, or SSS) is an astronomical source that emits only low energy (i.e., soft) X-rays. Soft X-rays have energies in the...

factor of 10 or greater) that peak in the X-ray region of the electromagnetic spectrum. These astrophysical systems are composed of an accreting neutron...