411 REFERENCE · Wiktionary
Local Volume
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From en local volume from being the volume of space in which we exist (that which is local to us).
Proper noun
Local Volume
en astronomy cosmology the volume of space around the Milky Way Galaxy out to a distance of approximately 10 megaparsecs or 35 million lightyears away or out to a cosmological redshift recessional radial velocity of 550km/s or z<0.002
Related terms
en Local Fluff,Local Interstellar Cloud Local Bubble Local Arm Local Group Local Supercluster Local Wall,Local Filament Local Void