• Thumbnail for X-ray binary
    X-ray binaries are a class of binary stars that are luminous in X-rays. The X-rays are produced by matter falling from one component, called the donor...
    14 KB (1,706 words) - 13:09, 1 May 2024
  • Be/X-ray binaries (BeXRBs) are a class of high-mass X-ray binaries that consist of a Be star and a neutron star. The neutron star is usually in a wide...
    6 KB (874 words) - 23:29, 22 April 2024
  • intensity. The X-ray periods range from as little as a fraction of a second to as much as several minutes. An X-ray pulsar is a type of binary star system...
    8 KB (1,073 words) - 15:08, 12 April 2024
  • Thumbnail for X-ray astronomy
    X-ray astronomy is an observational branch of astronomy which deals with the study of X-ray observation and detection from astronomical objects. X-radiation...
    65 KB (8,115 words) - 13:32, 13 April 2024
  • Thumbnail for X-ray burster
    X-ray bursters are one class of X-ray binary stars exhibiting X-ray bursts, periodic and rapid increases in luminosity (typically a factor of 10 or greater)...
    12 KB (1,608 words) - 19:32, 14 January 2024
  • Thumbnail for Astrophysical X-ray source
    variable stars and super soft X-ray sources), neutron star or black hole (X-ray binaries). Some Solar System bodies emit X-rays, the most notable being the...
    77 KB (8,344 words) - 16:12, 2 February 2024
  • Thumbnail for Cygnus X-1
    the source region" of occasional X-ray bursts lasting only for about 1 ms. Cygnus X-1 belongs to a high-mass X-ray binary system, located about 2.22 kiloparsecs...
    66 KB (7,351 words) - 14:10, 24 March 2024
  • Thumbnail for Binary star
    hole. Probably the best known example of an X-ray binary is the high-mass X-ray binary Cygnus X-1. In Cygnus X-1, the mass of the unseen companion is estimated...
    68 KB (8,144 words) - 08:14, 5 May 2024
  • Thumbnail for Neutron star
    Intermediate-mass X-ray binary pulsars: a class of intermediate-mass X-ray binaries (IMXB), a pulsar with an intermediate mass star. High-mass X-ray binary pulsars:...
    110 KB (13,299 words) - 13:20, 11 May 2024
  • }\ K^{3}}{2\pi G}}\left(1-e^{2}\right)^{3/2}.} If the accretor in an X-ray binary has a minimum mass that significantly exceeds the Tolman–Oppenheimer–Volkoff...
    19 KB (2,239 words) - 22:58, 22 October 2023
  • Cygnus X-3 is a high-mass X-ray binary (HMXB), one of the stronger binary X-ray sources in the sky. It is often considered to be a microquasar, and it...
    13 KB (1,455 words) - 06:33, 26 November 2023
  • CXJ0110-7211 Vela X-1 4U 0352+309 Bursting Pulsar Vela Junior LMC N49 Intermediate-mass X-ray binary High-mass X-ray binaries Centaurus X-3 Circinus X-1 GX 301-2...
    7 KB (452 words) - 19:51, 9 February 2024
  • Thumbnail for Stellar black hole
    (1 January 2015). "Chandra and XMM monitoring of the black hole X-ray binary IC 10 X-1". Monthly Notices of the Royal Astronomical Society. 446 (2): 1399–1410...
    40 KB (4,015 words) - 04:42, 24 April 2024
  • Thumbnail for Centaurus X-3
    Biswajit; Ali, Zulfikar (August 2011), "X-Ray Spectroscopy of the High-mass X-Ray Binary Pulsar Centaurus X-3 over Its Binary Orbit", The Astrophysical Journal...
    11 KB (1,212 words) - 11:09, 4 May 2024
  • Thumbnail for Binary pulsar
    exchanged between the bodies and produce X-ray light which can appear to pulsate, in a process called the X-ray binary stage. The flow of matter from one stellar...
    13 KB (1,712 words) - 11:53, 18 March 2024
  • Thumbnail for History of X-ray astronomy
    X-rays from stellar sources in our galaxy were primarily from a neutron star in a binary system with a normal star. In these "X-ray binaries," the X-rays...
    55 KB (7,174 words) - 21:14, 13 May 2024
  • Thumbnail for Large Magellanic Cloud
    LMC X-ray binaries: LMC X-1, X-2, X-3, X-4 and A 0538–66 (detected by Ariel 5 at A 0538–66), LMC X-2 is the one that is a bright low-mass X-ray binary system...
    33 KB (3,563 words) - 01:01, 7 May 2024
  • Thumbnail for Ultraluminous X-ray source
    IMBHs is the analogy of the X-ray spectra as scaled-up stellar mass black hole X-ray binaries. The spectra of X-ray binaries have been observed to go through...
    15 KB (1,878 words) - 01:09, 4 January 2024
  • magnetic field in universe directly detected by X-ray space observatory". phys.org. "Ultra-bright X-ray source awakens near a galaxy not so far away"....
    3 KB (63 words) - 18:29, 11 March 2022
  • Thumbnail for XTE J1118+480
    XTE J1118+480 (category X-ray binaries)
    XTE J1118+480 is a low-mass X-ray binary in the constellation Ursa Major. It is a soft X-ray transient that most likely contains a black hole and is probably...
    7 KB (696 words) - 06:10, 15 January 2024
  • erg/s. Super soft X-rays are believed to be produced by steady nuclear fusion on a white dwarf's surface of material pulled from a binary companion, the...
    20 KB (2,508 words) - 01:33, 28 November 2023
  • X-ray star may refer to: Be/X-ray binary, a class of high-mass X-ray binaries that consist of a Be star and a neutron star X-ray binary, a class of binary...
    557 bytes (127 words) - 02:06, 18 December 2018
  • Thumbnail for A0620-00
    A0620-00 (redirect from Mon X-1)
    Mark T. (2022), "The Disk Veiling Effect of the Black Hole Low-mass X-Ray Binary A0620-00", The Astrophysical Journal, 925 (1): 83, arXiv:2112.07842,...
    10 KB (978 words) - 20:30, 17 April 2024
  • Thumbnail for PSR J0952–0607
    PSR J0952–0607 (category X-ray binaries)
    high-energy solar winds and gamma-ray emissions. The pulsar's high-energy emissions have been detected in gamma-ray and X-ray wavelengths. PSR J0952–0607 was...
    19 KB (1,694 words) - 15:53, 2 May 2024
  • Thumbnail for Cygnus (constellation)
    stars currently known. The constellation is also home to Cygnus X-1, a distant X-ray binary containing a supergiant and unseen massive companion that was...
    51 KB (5,881 words) - 23:59, 1 May 2024
  • Hercules X-1 (Her X-1), also known as 4U1656+35, is a moderately strong X-ray binary source first studied by the Uhuru satellite. It is composed of a...
    8 KB (820 words) - 18:54, 24 October 2023
  • Thumbnail for Walter Lewin
    X-ray binaries. Using the Chandra X-ray Observatory, Lewin and his graduate student David Pooley made extensive studies of supernovae and faint X-ray...
    34 KB (3,634 words) - 04:07, 15 May 2024
  • Soft X-ray transients (SXTs), also known as X-ray novae and black hole X-ray transients, are composed of a compact object (most commonly a black hole...
    7 KB (913 words) - 20:40, 14 January 2024
  • Thumbnail for Vela X-1
    X-1 is a pulsing, eclipsing high-mass X-ray binary (HMXB) system, associated with the Uhuru source 4U 0900-40 and the supergiant star HD 77581. The X-ray...
    7 KB (521 words) - 04:01, 25 February 2023
  • orbiting the high-mass X-ray binary M51-ULS-1 in the Whirlpool Galaxy was announced. The planet was detected by eclipses of the X-ray source, which consists...
    10 KB (1,064 words) - 14:26, 30 November 2023