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      M20-Trifid Nebula
      Wallpaper author:
      Hh Zhang

      10 Jun 2025

      M20-Trifid Nebula

      The Trifid Nebula (M20) is a stunning combination of emission, reflection, and dark nebulae, located in the constellation Sagittarius. It lies about 5,000 light-years from Earth and is a well-known target in astrophotography due to its vivid colors and striking structure. The name "Trifid" comes from the nebula's appearance — it is visually divided into three dark lanes that give it a tri-lobed look. M20 is an active star-forming region, making it a valuable site for studying stellar birth and the interaction between young stars and surrounding gas and dust.

      Dataset from which the image was processed

      M20

      2 credit

      Open
      Telescope Live
      CHI-2-CCD
      • Type of target
        ............................................................................................................................
        Emission Nebula
      • Camera
        ............................................................................................................................
        FLI PL16803
      • Target coordinates
        ............................................................................................................................
        RA 270.675 Dec -22.9667
      • Hemisphere
        ............................................................................................................................
        Southern
      • Telescope location
        ............................................................................................................................
        Chile
      • Transient event
        ............................................................................................................................
        No
      • Observed on
        ............................................................................................................................
        20 Aug 2020 - 15 Apr 2022
      Filter
      Avg Exp (s)
      Total Exposure
      Subframes
      Red18024m8
      Green18024m8
      Blue20327m8
      Luminance15821m8

      M20-Trifid Nebula