Under a Dark Sky was created in 2008.
Dark Sky Observatory was created in 1981.
National Dark-Sky Week was created in 2003.
International Dark-Sky Association was created in 1988.
Dark Clouds in a Perfect Sky was created in 2004-10.
Live under the sky was created in 1977.
Under One Sky was created in 2008.
Under the Sky was created on 2006-10-01.
Dark Enough to See the Stars in a Jamestown Sky was created in 2006.
Under the Northern Sky was created in 2001-01.
Under the Broken Sky was created on 1995-10-09.
Under the Red Sky was created on 1990-09-10.
Under the never sky was created on 2012-01-03.