Runaway stars
type: Concept
broader: High-velocity stars

Galaxies
type: Concept
narrower: High-velocity stars

Halo stars
type: Concept
broader: High-velocity stars

High-velocity stars
type: Concept
alternative label: High velocity stars
broader: Galaxies
narrower: Hypervelocity stars
narrower: Runaway stars
narrower: Halo stars

Hypervelocity stars
type: Concept
broader: High-velocity stars