Carina Nebula, also known as the Great Nebula in Carina, is one of the largest diffuse nebulae in our skies. Although it is approximately 4 times as large and even brighter than the famous Orion Nebula, the Carina Nebula is much less well known due to its location in the Southern sky.
This is a RGB composite with total exposure time of 60 minutes, all exposures combined. Below image is uncropped.