Coal Sack

British  

noun

1. a dark nebula in the Milky Way close to the Southern Cross

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Example Sentences

This dark space has been called the "Coal Sack."

From A Field Book of the Stars by Olcott, William Tyler

Note "The Coal Sack," one of the dark gap in the Milky Way.

From A Field Book of the Stars by Olcott, William Tyler

Surrounding δ, ε, ζ, and λ, which mark the king's head, is a vacant space in the Milky Way, similar to the Coal Sack of Cygnus.

From A Field Book of the Stars by Olcott, William Tyler

This gulf of Cimmerian darkness was called by early navigators the Coal Sack.

From The Astronomy of Milton's 'Paradise Lost' by Orchard, Thomas Nathaniel

By all the devils of the Coal Sack," he shouted, "the man doesn't live who can take me alive!

From Runaway by Ashman, William