This image captures NGC 7023, the Iris Nebula, alongside the dark nebula LDN 1157, a complex region of interstellar dust and gas that shapes the celestial landscape.
47 Tucanae (NGC104) is the second brightest globular cluster, after Omega Centauri. It has a small dense core, which was overexposed with the Lum data. So only R,G,B data were used in t...