NGC 6188 nebula in Ara
author: C.Picking/Novapix
reference: a-neb61-88005
Image Size 300 DPI: 26 * 17 cm
NGC 6188 is a red emission nebula located in southern constellation of Ara, about 4000 light years away. Inside of it, a young 3 millions year star cluster, NGC 6193. The hottest stars of the cluster, two closely spaced O-type giants HD 150135 and HD 150136, (the bright stars in the image) are the illumination source of the emission nebula.