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      NGC 6729, Reflection/Emission Nebula
      Wallpaper author:
      Andrew Macica

      18 Feb 2026

      NGC 6729, Reflection/Emission Nebula

      NGC 6729 is a reflection/emission nebula of the Corona Australis Molecular Cloud in the constellation Corona Australis. This region of sky is heavily obscured by interstellar dust, which is home to several bright nebulae. (The Sky Live)


      The dark brown and almost black clouds, that form the background and central regions of the image, are dark nebulae or absorption nebulae. These nebulae are molecular clouds, composed primarily of molecular hydrogen, H2. Molecular clouds are stellar nurseries.


      Image processed by Andrew Macica, original data from Telescope Live.


      Imaging Details:


      Observatory: Rio Hurtado Valley, Chile

      Telescope: Planewave CDK24

      Aperture: 610 mm (24 inches), f/6.5

      Focal Length: 3962 mm

      Camera: FLI PL 9000 CCD

      Filters: LRGB

      Total Exposure: 25 hours 35 min.


      Image Processing: PixInsight 1.8.9-3 Ripley (x64);

      BlurXTerminator, NoiseXTerminator (RC Astro);

      Adobe Photoshop 25.12.4

      Adobe Lightroom Classic 15.1.1


      Instruction on PixInsight from Adam Block Studios.

      Dataset from which the image was processed

      NGC 6729

      15 credit

      Open
      Telescope Live
      CHI-1-CCD

      NGC 6729, Reflection/Emission Nebula