In the scriptures, the word heaven is used in two basic ways. First, it refers to the place where God lives, which is the ultimate home of the faithful (see Mosiah 2:41). Second, it refers to the expanse around the earth (see Genesis 1:1).
“The Kingdom of Heaven”
“What Happens after We Die?” ComeUntoChrist.org
“Snapshots of Heaven,” Friend, June 2005
“Witnesses of the Glories of Heaven,” Ensign, March 1981
“The Three Kingdoms of Heaven,” Friend, February 1986
“Kingdom of Heaven,” The Latter-day Saints Channel Q&A, episode 28
“Three Degrees of Glory,” The Latter-day Saints Channel Q&A, episode 11