A Wolf-Rayet Bubble Nebula surrounds a Wolf-Rayet star. There are different types of WR-nebula, based on their formation mechanism: regions nebulae bubbles hydrogen voids and shells (may be assoc. The nebula shown is a 'wind-blown bubbles' type
The Eagle Has Risen: Stellar Spire in the Eagle Nebula. A billowing tower of gas and dust rises from the stellar nursery known as the Eagle Nebula. This small piece of the Eagle Nebula is 57 trillion miles long trillion km).
A Vertical panorama of the Milky Way after twilight. The central bulge of the Milky Way is clearly visible at Sagitarius. The great rift in the middle and the dark coalsack nebula are also visible contrasting against the bright sky.
For reasons unknown, star Mons outer surface suddenly greatly expanded with the result that it became the brightest star in the entire Milky Way Galaxy in January Then, just as suddenly, it faded. A stellar flash like this had never been seen before.