Star factory': The star-forming nebula W51 is one of the largest "star factories" in the Milky Way galaxy. Interstellar dust blocks the visible light emitted by the region, but it is revealed in ...

The mosaic of the Heart and Soul nebulae is located about 6,000 light-years from Earth. The nebulae is a part of a vast star-forming complex which is located in the Perseus spiral arm of Milky Way ...