Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  M 81  ·  NGC 3031
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Bode's Galaxy (M81), Gabriel Cardona
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Bode's Galaxy (M81)

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Bode's Galaxy (M81), Gabriel Cardona
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Bode's Galaxy (M81)

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Description

Bode's Galaxy (M81) is a spiral galaxy about 12 million light-years from Earth in the constellation Ursa Major. M81 has an active galactic nucleus with a 70 million Solar mass massive black hole. An active galactic nucleus means the super massive black hole is accreting mass and ejecting high energy particles and large quantities of broad spectrum EM radiation.

Comments

Revisions

  • Bode's Galaxy (M81), Gabriel Cardona
    Original
  • Bode's Galaxy (M81), Gabriel Cardona
    B
  • Bode's Galaxy (M81), Gabriel Cardona
    C
  • Bode's Galaxy (M81), Gabriel Cardona
    D
  • Bode's Galaxy (M81), Gabriel Cardona
    E
  • Final
    Bode's Galaxy (M81), Gabriel Cardona
    F

B

Description: Brightened and sharpened.

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C

Description: Processed from scratch, added pedestal during calibration to avoid clipping the dark features.

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D

Description: Re-processed from scratch. Better color, more detail in arms.

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E

Description: Combination of Rev. C and Rev. D.

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F

Description: Re-processed using Spectrophotometric Color Calibration, BlurXterminator, NoiseXterminator, and Generalized Hyperbolic Stretch.

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Sky plot

Sky plot

Histogram

Bode's Galaxy (M81), Gabriel Cardona