The icon is a simplified depiction of a rocket thruster, used to provide propulsion in vacuum, microgravity environments. The nozzle points to the south-west of the image, connected by a narrow fuel pipe to the body of the thruster, an egg-shape ending in a point to the north-west.
Related to Thruster Icon
Related icons are the icons with matching tags, as well as all military icons. All icons are in the same flat style. You can either download free PNG icons or buy SVG vectors