... nebula, also known as M8 and NGC 6523, is named "Lagoon" for the band of dust seen to the left of the open cluster's center ... A bright knot of gas and dust in the nebula's center is known as the Hourglass Nebula . ...
... Embedded in a complex of interstellar dust and gas and blown by the winds from a single, massive O-type star , the Bubble ... On the other hand, M52 is a rich open cluster of around a thousand stars. The cluster is about 25 light-years across. ...
... Embedded in a complex of interstellar dust and gas and blown by the winds from a single, massive O-type star , the Bubble ... On the other hand, M52 is a rich open cluster of around a thousand stars. The cluster is about 25 light-years across. ...
... Embedded in a complex of interstellar dust and gas and blown by the winds from a single, massive O-type star , the Bubble ... On the other hand, M52 is a rich open cluster of around a thousand stars. The cluster is about 25 light-years across. ...
... Included in the ground-based telescopic view are intriguing details of NGC 2903's central regions -- a remarkable mix of old and young star clusters with immense dust and gas clouds. ...