Blue Stars On Hr Diagram. A blue straggler is a main sequence star in an open or globular cluster that is more luminous and bluer than stars at the main sequence turnoff point for the cluster. Stars with a high temperature are blue and bright while stars with a low temperature are red and dim.
The stars on the diagonal line are in. Choose from 500 different sets of hr diagram stars flashcards on quizlet. An hr diagram is essentially a plot of the luminosity of stars against their surface temperature.
Standard theories of stellar evolution hold that the position of a star on the.
If you look carefully at stars in the sky youll see that they arent all the same color. Hot stars inhabit the left hand side of the diagram cool stars the right hand side. An example of a bluewhite giant star is alcyone in the constellation taurus. The term applies to a variety of stars in different phases of development all evolved stars that have moved from the main sequence but have little else in common so blue giant.