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SN 2005cs in M51 – Before Progenitor Star’s Explosion

SN 2005cs in M51 - Before Progenitor Star's Explosion

About the Object

  • R.A. Position
    R.A. PositionRight ascension – analogous to longitude – is one component of an object's position.
    13h 29m 52.84s
  • Dec. Position
    Dec. PositionDeclination – analogous to latitude – is one component of an object's position.
    47° 10' 36.3"
  • Constellation
    ConstellationOne of 88 recognized regions of the celestial sphere in which the object appears.
    Canes Venatici
  • 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 27 million light-years (8.3 Megaparsecs)
  • Dimensions
    DimensionsThe physical size of the object or the apparent angle it subtends on the sky.
    3 arcseconds (400 light-years or 120 parsecs) wide

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.
    The Hubble image was created from HST data from proposal 10452: S. Beckwith (STScI), R. Kennicutt Jr. (University of Arizona), and The Hubble Heritage Team (STScI/AURA).
  • Instrument
    InstrumentThe science instrument used to produce the data.
    HST>ACS/WFC
  • Exposure Dates
    Exposure DatesThe date(s) that the telescope made its observations and the total exposure time.
    January 19 - 22, 2005, Exposure Time: 23 minutes
  • Filters
    FiltersThe camera filters that were used in the science observations.
    F814W (I)
  • Object Name
    Object NameA name or catalog number that astronomers use to identify an astronomical object.
    SN 2005cs in M51
  • Object Description
    Object DescriptionThe type of astronomical object.
    Spiral Galaxy; Supernova
  • Release Date
    July 28, 2005
  • Science Release
    Hubble Pinpoints Doomed Star that Explodes as Supernova
    Read the release
  • Credit
    NASA, ESA, W. Li and A. Filippenko (University of California, Berkeley), S. Beckwith (STScI), and The Hubble Heritage Team (STScI/AURA)

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Related Images & Videos

Hubble Pinpoints Doomed Star that Explodes as Supernova

Hubble Pinpoints Doomed Star that Explodes as Supernova

Amidst the glitter of billions of stars in the majestic spiral galaxy called the Whirlpool (M51), a massive star abruptly ends its life in a brilliant flash of light. NASA's Hubble Space Telescope snapped images of the exploding star, called Supernova (SN) 2005cs, 12 days after...

Section of M51 with Progenitor Star

Section of M51 with Progenitor Star

SN 2005cs in M51 - After Progenitor Star's Explosion

SN 2005cs in M51 - After Progenitor Star's Explosion

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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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