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‘El Gordo’ (Mass Map)

'El Gordo' (Mass Map)

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    01h 2m 52.99s
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    -49° 15' 19.01"
  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Phoenix
  • Distance
    DistanceThe physical distance from Earth to the astronomical object. Distances within our solar system are usually measured in Astronomical Units (AU). Distances between stars are usually measured in light-years. Interstellar distances can also be measured in parsecs.
    9.7 billion light-years (3 billion parsecs)
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    El Gordo, ACT-CL J0102-4915
  • Object Description
    Object DescriptionThe type of astronomical object.
    Galaxy Cluster Derived Mass
  • Release Date
    April 3, 2014
  • Science Release
    Hubble Finds That Monster ‘El Gordo’ Galaxy Cluster Is Bigger Than Thought
    Read the release
  • Credit
    NASA, ESA, J. Jee (University of California, Davis), J. Hughes (Rutgers University), F. Menanteau (Rutgers University and University of Illinois, Urbana-Champaign), C. Sifon (Leiden Observatory), R. Mandelbum (Carnegie Mellon University), L. Barrientos (Universidad Catolica de Chile), and K. Ng (University of California, Davis)

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  • 1280 × 776
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Related Images & Videos

Galaxy Cluster 'El Gordo' with Mass Map

Galaxy Cluster 'El Gordo' with Mass Map

This is a Hubble Space Telescope image of the most massive cluster of galaxies ever seen to exist when the universe was just half of its current age of 13.8 billion years. The cluster, catalogued as ACT-CL J0102-4915, contains several hundred galaxies swarming around under the...

Galaxy Cluster 'El Gordo' with Mass Map and X-ray

Galaxy Cluster 'El Gordo' with Mass Map and X-ray

This is a Hubble Space Telescope image of the most massive cluster of galaxies ever seen to exist when the universe was just half of its current age of 13.8 billion years. The cluster, catalogued as ACT-CL J0102-4915, contains several hundred galaxies swarming around under a...

'El Gordo' (Hubble ACS/WFC)

'El Gordo' (Hubble ACS/WFC)

'El Gordo' (Chandra X-ray)

'El Gordo' (Chandra X-ray)

Compass and Scale Image for 'El Gordo'

Compass and Scale Image for 'El Gordo'

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Details

Last Updated
Mar 28, 2025
Contact
Media

Claire Andreoli
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
claire.andreoli@nasa.gov

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