Stars do not exist as separate entities in space, but instead belong to large groups of other stars that are held together by the force of gravity. what is the term describing a large grouping of stars in space?

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.