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Sombrero Galaxy (NIRCam/MIRI)

Two observations of the Sombrero galaxy are split diagonally, with Webb’s near-infrared observation at the left and Webb’s mid-infrared observation on the right. The galaxy is a very oblong disk that extends from left to right at an angle, from about 10 o’clock to 5 o’clock. The galaxy’s core is in the center. In the near-infrared image at left, the galaxy’s center glows white and extends above and below the disk. The outer edge of the disk is mottled brown clumps. In the mid-infrared image, the galaxy is light blue and clumpy, like clouds in the sky. There is an inner disk that is clearer, with speckles of stars scattered throughout. The background of space is black, scattered with tiny dots in a range of colors.

The Sombrero galaxy is split diagonally in this image: near-infrared observations from NASA’s James Webb Space Telescope are at the left, and mid-infrared observations from Webb are at the right. The near-infrared image shows where dust from the outer ring blocks stellar light from the inner portions of the galaxy. Then, in the mid-infrared image actually shows that dust glowing.

The powerful resolution of Webb’s NIRCam also allows us to resolve individual stars outside of, but not necessarily at the same distance as, the galaxy, some of which appear red. These are called red giants, which are cooler stars, but their large surface area causes them to glow brightly in this image. These red giants also are detected in the mid-infrared, while the smaller, bluer stars in the near-infrared “disappear” in the longer wavelengths.

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    12:39:59.42
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    -11:37:23.0
  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Virgo
  • 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.
    About 30 million light-years away
  • Dimensions
    DimensionsThe physical size of the object or the apparent angle it subtends on the sky.
    Image is about 6.0 arcminutes across (52,000 light-years)

About the Data

  • Data Description
    Data DescriptionProposal: A description of the observations, their scientific justification, and the links to the data available in the science archive.
    Science Team: The astronomers who planned the observations and analyzed the data. "PI" refers to the Principal Investigator.

    This image was created with Webb data from proposal: 6565 (M. Garcia Marin). Image processing: Alyssa Pagan and Joseph DePasquale (STScI) .

  • Instrument
    InstrumentThe science instrument used to produce the data.
    NIRCam, MIRI
  • Exposure Dates
    Exposure DatesThe date(s) that the telescope made its observations and the total exposure time.
    04 June 2024, 07 June 2024, 01 January 2025, 21 May 2025,
  • Filters
    FiltersThe camera filters that were used in the science observations.
    NIRCam>F090W, F200W, F212N, F277W, F335M, F444W MIRI>F770W, F1130W, F1280W
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    Sombrero Galaxy, M104
  • Object Description
    Object DescriptionThe type of astronomical object.
    Edge-on lenticular galaxy
  • Release Date
    June 3, 2025
  • Science Release
    NASA’s Webb Rounds Out Picture of Sombrero Galaxy’s Disk
  • Credit
    Image: NASA, ESA, CSA, STScI

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  • 2000 × 726
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Two observations of the Sombrero galaxy are split diagonally, with Webb’s near-infrared observation at the left and Webb’s mid-infrared observation on the right. The galaxy is a very oblong disk that extends from left to right at an angle, from about 10 o’clock to 5 o’clock. The galaxy’s core is in the center. In the near-infrared image at left, the galaxy’s center glows white and extends above and below the disk. The outer edge of the disk is mottled brown clumps. In the mid-infrared image, the galaxy is light blue and clumpy, like clouds in the sky. There is an inner disk that is clearer, with speckles of stars scattered throughout. The background of space is black, scattered with tiny dots in a range of colors.
Color Info
Color InfoA brief description of the methods used to convert telescope data into the color image being presented.

These images are a composite of separate exposures acquired by the James Webb Space Telescope using the NIRCam instrument. Several filters were used to sample specific wavelength ranges. The color results from assigning different hues (colors) to each monochromatic (grayscale) image associated with an individual filter. In this case, the assigned colors are:   NIRCam> Blue= F090W+F200W, Green= F212N+F277W, Red= F335M+F444W MIRI> Blue= F770W, Green= F1130W, Red= F1280W

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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, CSA, STScI