Voyager 1 is in "Interstellar space" and Voyager 2 is currently in the "Heliosheath" -- the outermost layer of the heliosphere where the solar wind is slowed by the pressure of interstellar gas. read more
This is a real-time indicator of Voyager 1's straight-line distance from the sun in astronomical units (AU) and either miles (mi) or kilometers (km). read more