Andromeda is So Hot n Cold

This mosaic of the Andromeda spiral galaxy highlights explosive stars in its interior, and cooler, dusty stars forming in its many rings. This is a combination of observations from the Herschel Space Observatory and the XMM-Newton telescope.

This mosaic of the Andromeda spiral galaxy highlights explosive stars in its interior, and cooler, dusty stars forming in its many rings. This is a combination of observations from the Herschel Space Observatory and the XMM-Newton telescope.