The Coalsack Nebula is the most famous naked-eye dark nebula in the entire sky. Located in the Southern Hemisphere next to the Southern Cross, the shadowy nebulosity looks like a large void (5° by 7°) in the bright, flowing stream of the Milky Way. That’s more than large enough to fill most binocular fields.
While the majority of observers see the Coalsack as a uniform black patch, with careful scrutiny, some can detect intricate filamentary details within. For viewers to perceive
While the majority of observers see the Coalsack as a uniform black patch, with careful scrutiny, some can detect intricate filamentary details within. For viewers to perceive