• Thumbnail for Bullet Cluster
    The Bullet Cluster (1E 0657-56) consists of two colliding clusters of galaxies. Strictly speaking, the name Bullet Cluster refers to the smaller subcluster...
    21 KB (2,259 words) - 02:00, 19 June 2025
  • Thumbnail for Dark matter
    "Science-in-progress: Did the Bullet Cluster withstand scrutiny?". Ars Technica. Siegel, Ethan (9 November 2017). "The Bullet Cluster proves dark matter exists...
    138 KB (15,062 words) - 16:16, 19 June 2025
  • Bullet Galaxy (RXC J2359.3-6042 CC) is a galaxy in the galaxy cluster RXC J2359.3-6042 (Abell 4067 or ACO 4067). It is named after the Bullet Cluster...
    4 KB (318 words) - 16:38, 9 March 2025
  • Thumbnail for List of galaxy groups and clusters
    groups and galaxy clusters. Defining the limits of galaxy clusters is imprecise as many clusters are still forming. In particular, clusters close to the Milky...
    50 KB (2,631 words) - 20:03, 15 March 2025
  • Thumbnail for Galaxy groups and clusters
    theory of modified gravity to explain X-ray cluster masses without dark matter. Observations of the Bullet Cluster are the strongest evidence for the existence...
    13 KB (1,479 words) - 07:28, 19 May 2025
  • Thumbnail for Galaxy cluster
    A galaxy cluster, or a cluster of galaxies, is a structure that consists of anywhere from hundreds to thousands of galaxies that are bound together by...
    20 KB (1,769 words) - 17:05, 31 March 2025
  • Finally, a major weakness of MOND is that all galaxy clusters, including the famous Bullet cluster, show a residual mass discrepancy even when analyzed...
    91 KB (11,172 words) - 03:15, 19 June 2025
  • Thumbnail for Musket Ball Cluster
    of two galaxy clusters. It is named after the Bullet Cluster, as it is a slower collision, and older than the Bullet Cluster. This cluster is further along...
    5 KB (433 words) - 00:02, 20 March 2025
  • Thumbnail for MACS J0025.4-1222
    MACS J0025.4-1222 (category Galaxy clusters)
    cluster created by the collision of two galaxy clusters, and is part of the MAssive Cluster Survey (MACS). Like the earlier discovered Bullet Cluster...
    4 KB (462 words) - 00:05, 20 March 2025
  • Thumbnail for Weak gravitational lensing
    order of 10% (cluster weak lensing). Abell 1689, CL0024+17, and the Bullet Cluster are among the most prominent examples of lensing clusters. The effects...
    43 KB (5,492 words) - 00:01, 12 February 2025
  • promotion Bullet loan, a noncallable regular coupon paying debt instrument Bullet Cluster, two colliding clusters of galaxies Bullet Galaxy Bullet Group,...
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  • Thumbnail for El Gordo (galaxy cluster)
    distant galaxy cluster". El Gordo akin to the well-known object called the Bullet Cluster El Gordo most probably formed just like the Blue Cluster "El Gordo...
    10 KB (842 words) - 06:20, 23 October 2024
  • galaxy clusters known to show separation between the dark matter and baryonic matter components. The group is named after the Bullet Cluster, a similar...
    5 KB (414 words) - 20:39, 28 July 2024
  • {\textstyle \operatorname {cl} _{X}\left(x_{\bullet }\right)} of all cluster points of x ∙ {\displaystyle x_{\bullet }} in X {\displaystyle X} is equal to cl...
    46 KB (7,342 words) - 01:37, 4 June 2025
  • Thumbnail for Carina (constellation)
    galaxy cluster is 1E 0657-56, the Bullet Cluster. At a distance of 4 billion light-years (redshift 0.296), this galaxy cluster is named for the shock wave seen...
    18 KB (2,154 words) - 04:41, 31 May 2025
  • galaxy rotation curves, the mass profiles of galaxy clusters, gravitational lensing in the Bullet Cluster, and cosmological observations without the need...
    11 KB (1,688 words) - 16:43, 8 April 2025
  • {\displaystyle x\in X} is said to be a cluster point or accumulation point of a sequence x ∙ = ( x n ) n = 1 ∞ {\displaystyle x_{\bullet }=\left(x_{n}\right)_{n=1}^{\infty...
    17 KB (2,892 words) - 00:32, 8 March 2024
  • November 2005). "Gravitational Radiation from Newborn Magnetars in the Virgo Cluster". The Astrophysical Journal. 634 (2): L165 – L168. arXiv:astro-ph/0511068...
    140 KB (9,719 words) - 20:01, 9 June 2025
  • Thumbnail for Gravitational lens
    A gravitational lens is matter, such as a cluster of galaxies or a point particle, that bends light from a distant source as it travels toward an observer...
    52 KB (5,795 words) - 03:19, 20 June 2025
  • Thumbnail for Einstein ring
    Microlensing Weak lensing Strong lens systems Abell 1689 Abell 2218 CL0024+17 Bullet Cluster QSO2237+0305 SDSSJ0946+1006 B1359+154 QSO 0957+561 Surveys Strong: CLASS...
    22 KB (2,603 words) - 21:35, 22 May 2025
  • Thumbnail for Chandra X-ray Observatory
    Messier 87 may have been dramatically affected. Observations of the Bullet cluster put limits on the cross-section of the self-interaction of dark matter...
    38 KB (3,733 words) - 17:30, 8 April 2025
  • Thumbnail for Strong gravitational lensing
    discover more than 100,000 such objects. The foreground lens is a galaxy cluster. In this case, the lens is usually powerful enough to produce noticeable...
    6 KB (672 words) - 12:56, 29 January 2025
  • Thumbnail for Stellar dynamics
    {10Mpc/1000km/s} ,10^{14}M_{\odot }/10^{77}=m_{\nu })} for neutrinos in the Bullet Clusters, which is a merging system of N = 1000 galaxies. At a superficial level...
    79 KB (17,631 words) - 22:53, 15 December 2024
  • Thumbnail for Non-standard cosmology
    massive neutrino (they are also required to fit some Clusters of galaxies, including the Bullet Cluster). However, other authors (see Slosar, Melchiorri and...
    35 KB (4,535 words) - 02:19, 8 April 2025
  • Thumbnail for NGC 1052-DF2
    of galaxies with our current models of galaxy formation. Abell 520 Bullet cluster Dragonfly 44 – a galaxy thought to be almost all dark matter. DGSAT...
    14 KB (1,494 words) - 06:50, 16 June 2025
  • The Bullet Cluster: HST image with overlays. The total projected mass distribution reconstructed from strong and weak gravitational lensing is shown in...
    11 KB (1,407 words) - 18:16, 3 September 2024
  • physics from Brown University. At New York University, she studied the Bullet Cluster with Glennys Farrar and helium-core white dwarfs with Gregory Gabadadze...
    7 KB (485 words) - 18:32, 26 May 2025
  • Thumbnail for Dark matter halo
     97–98. ISBN 978-0-521-85793-2. Khullar, Gourav (4 November 2016). "The Bullet Cluster – A Smoking Gun for Dark Matter!". Astrobites. Retrieved 30 May 2019...
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  • Thumbnail for Abell 520
    collisionless dark matter scenario." Abell catalogue Bullet Cluster List of Abell clusters List of galaxy clusters "NED results for object ABELL 0520 - BASIC DATA...
    9 KB (852 words) - 23:55, 19 March 2025
  • Thumbnail for Gravitational lensing formalism
    Microlensing Weak lensing Strong lens systems Abell 1689 Abell 2218 CL0024+17 Bullet Cluster QSO2237+0305 SDSSJ0946+1006 B1359+154 QSO 0957+561 Surveys Strong: CLASS...
    24 KB (5,185 words) - 22:40, 15 March 2025