Interstellar dust cloud
An interstellar dust cloud was a cloud of interstellar dust. Nebulae were sometimes known as interstellar dust clouds.

In 2268, the  encountered a dark zone which Ensign Pavel Chekov suggested was an interstellar dust cloud. Lieutenant Commander Spock deemed this not very likely. Captain James T. Kirk reasoned that one would be able to see stars through a dust cloud.   ()

See also
 Class J nebula
 Cometary dust cloud
 Stellar nursery

External links

Celestial objects
Nebulae