Empty space

Empty space may refer to:

Physics

 * Outer space, especially the relatively empty regions of the universe outside the atmospheres of celestial bodies
 * Vacuum, a volume of space that is essentially empty of matter, such that its gaseous pressure is much less than atmospheric pressure
 * Free space, a perfect vacuum as expressed in the classical physics model
 * Vacuum state, a perfect vacuum based on the quantum mechanical model
 * In mathematical physics, the homogeneous equation may correspond to a physical theory formulated in empty space
 * Void, empty space.

Arts and literature

 * Empty Space, a novel by M. John Harrison
 * The Empty Space, a 1968 book by the British director Peter Brook
 * Empty Space Peter Brook Award, an annual prize awarded to a British theatre

Albums

 * Empty Space, a 2003 album by Lycia
 * Empty Space, a 2011 album by Buckethead

Songs

 * "Empty Space" (song), a 2018 song by James Arthur
 * "Empty Space", a 2002 song by Lifehouse from Stanley Climbfall
 * "Empty Space", a 2007 song by Air Traffic from Fractured Life
 * "Empty Space", a 2013 song by The Story So Far from What You Don't See