Black sky or variation, may refer to:

• night sky, when the sky is black instead of blue
• outer space, whose sky is black instead of blue
• Black Sky (Spanish: Cielo negro), a 1951 Spanish drama film
• Black Sky: The Race For Space (2004), a Peabody Award winning Discovery Channel documentary telefilm about the Ansari X-Prize and SpaceShipOne
• BlackSky, a division of Spaceflight Industries Inc. providing geospatial intelligence services

• The Sky So Big and Black (2002 novel), science fiction novel by John Barnes
• Big Black Sky (2008 album) by Canadian rock band Prism
• Blackened Sky (2004 album), debut studio album by Scottish rock band Biffy Clyro
• Total eclipse, when the sky turns black
• Overcast, or grey sky; heavy overcast from clouds, smoke, dust or sand, can turn the sky black
• Blue Sky (disambiguation)
• Big Sky (disambiguation)
• Black (disambiguation)
• Sky (disambiguation)

This disambiguation page lists articles associated with the title Black sky.
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