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Sculptor Dwarf Galaxy (Hubble, DSS2)

The overall background is black, but it is dotted with pinpricks of white stars throughout. A few stars are slightly larger than others and have diffraction spikes.

The Sculptor dwarf galaxy is a companion to the Milky Way galaxy. Astronomers will use Webb to study the motions of stars in Sculptor and Draco, another dwarf companion to the Milky Way. By studying how the stars move, the researchers will be able to determine how the dark matter is distributed in these galaxies.

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    01h 00m 09.3s
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    −33° 42' 33"
  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Sculptor
  • 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.
    290,000 light-years
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    Sculptor Dwarf Galaxy
  • Release Date
    November 25, 2019
  • Science Release
    NASA’s Webb to Unveil the Secrets of Nearby Dwarf Galaxies
  • Credit
    Image: NASA, ESA/Hubble.org, DSS2

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Details

Last Updated
Aug 28, 2025
Contact
Media

Laura Betz
NASA’s Goddard Space Flight Center
Greenbelt, Maryland
laura.e.betz@nasa.gov

Image Credit

NASA, ESA/Hubble.org, DSS2