heliosphere

English Thesaurus

1. the region inside the heliopause containing the sun and solar system (noun.location)

hypernym	:	part, region,
definition	:	the extended spatial location of something (noun.location)

part holonym	:	solar system,
definition	:	the sun with the celestial bodies that revolve around it in its gravitational field (noun.object)

part meronym	:	milky way, milky way galaxy, milky way system,
definition	:	the galaxy containing the solar system; consists of millions of stars that can be seen as a diffuse band of light stretching across the night sky (noun.object)