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      “The Fighting Dragons of Ara” – RCW 108 in SHO
      Autore dello sfondo:
      Cosmin Batica

      14 Oct 2025

      “The Fighting Dragons of Ara” – RCW 108 in SHO

      Captured by Telescope Live, processed by Cosmin Batica (CBAstro)


      Two colossal dragons of gas and fire clash in the southern constellation Ara — a stellar battlefield where creation and destruction intertwine.

      This is RCW 108, a vast H II region at the edge of the Ara OB1 association, where powerful stellar winds and ultraviolet radiation carve the surrounding molecular clouds into magnificent, flame-like structures.


      Rendered in the SHO palette, this deep narrowband composition reveals the nebula’s elemental anatomy:


      Sulfur-II (SII) blazes in red and orange — the scorching breath of the dragons.


      Hydrogen-alpha (Ha) burns golden through the dense molecular ridges.


      Oxygen-III (OIII) paints ethereal cyan tones — the cooling plasma of ancient stellar outflows.


      With over 10 hours of integration, this image captures both the raw violence and delicate beauty of star formation — a moment frozen between chaos and creation, where the cosmos itself seems to breathe fire.

      Dataset da cui è stata elaborata l'immagine

      RCW 108

      7 credit

      Apri
      Telescope Live
      AUS-2-CMOS
      • Tipo di obiettivo
        ............................................................................................................................
        Emission Nebula
      • Fotocamera
        ............................................................................................................................
        QHY 600M
      • Coordinate dell'obiettivo
        ............................................................................................................................
        RA 249.6835 Dec -48.7683
      • Emisfero
        ............................................................................................................................
        Southern
      • Posizione del telescopio
        ............................................................................................................................
        Australia
      • Evento transitorio
        ............................................................................................................................
        No
      • Osservato il
        ............................................................................................................................
        21 Apr 2023 - 20 Jun 2023
      Filtro
      Exp. media (s)
      Esposizione totale
      Sottoframe
      OIII2863h25m43
      Halpha3073h40m43
      SII3073h35m42

      “The Fighting Dragons of Ara” – RCW 108 in SHO