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Hubble’s Largest Galaxy Portrait of M101

Spiral galaxy M101 is located in the northern constellation Ursa Major. A "zoom" into the galaxy first reveals its location in the nighttime sky. Pushing past Ursa Major into the center of M101 reveals the details in the spiral arms.
  • Release Date
    February 28, 2006
  • Science Release
    Hubble’s Largest Galaxy Portrait Offers a New High-Definition View
    Read the release
  • Credit
    ESA, NASA, Three Rivers Foundation for the Arts and Sciences, Panther Observatory, Digitized Sky Survey II, and M. Kornmesse (Hubble Europe/ESA)

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    mp4 (3.15 MB)

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Hubble's Largest Galaxy Portrait Offers a New High-Definition View

Hubble's Largest Galaxy Portrait Offers a New High-Definition View

Giant galaxies weren't assembled in a day. Neither was this Hubble Space Telescope image of the face-on spiral galaxy Messier 101 (M101). It is the largest and most detailed photo of a spiral galaxy that has ever been released from Hubble. The galaxy's portrait is actually...

A Detailed Look at Spiral Galaxy M101

A Detailed Look at Spiral Galaxy M101

A close cropping of spiral galaxy M101 shows an array of stunning details that may be overlooked when viewing the full image. Due to the high sensitivity and fine resolution of Hubble's Advanced Camera for Surveys, one can clearly see individual dust lanes in the spiral arms as...

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Last Updated
Aug 17, 2025
Contact
Media

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

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