Today astronomers use constellations as guideposts for naming newly uncovered stars. Constellations also keep on to serve as navigational instruments. From the Southern Hemisphere, by way of example, the well known Southern Cross constellation is used as a degree of orientation. An example of a Hertzsprung–Russell diagram for your set https://bookmarkssocial.com/story19812246/new-step-by-step-map-for-service