Zero gravity was the condition of weightlessness usually encountered in outer space.
One of the attractions in the Leisure Hive on Argolis was zero gravity squash. (TV: The Leisure Hive)
The Manussan Empire created the Great Crystal in a zero gravity environment. (TV: Snakedance)
The Apocalypse Element could be manipulated telekinetically in a zero gravity environment. (AUDIO: The Apocalypse Element)
A zero gravity shaft connected the floors on the IMC spacecraft Insider Trading. (PROSE: Lucifer Rising)