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What are three stars associated with polaris?
Thuban, Kochab and Cynosura.
What are the 3 major stars in Draco?
The three major stars in the constellation Draco are Thuban, Eltanin, and Etamin. Thuban was once considered the North Star due to its proximity to the celestial pole.
What is a sentence with luminosity?
The stars shone with a luminosity reminiscent of diamonds on black velvet .
Are The most common type of stars are low luminosity stars?
Yes. Around 76% of the stars are low luminosity stars.
If a star is blue is its luminosity high or low?
Blue stars are very hot stars and so usually have high luminosity.
What process of losing their outer layer causes stars to lose?
luminosity or brightness
What are the main stars that make up Draco?
Eltanin (sometimes called Etamin), Rastaban and Thuban
Which of the following luminosity classes refers to stars on the main sequence?
The basic luminosity classes are: I for supergiants, III for giants, and V for main-sequence stars.
What describes the relationship between the luminosity of two stars that have the same radius?
The star that is hotter will have a higher luminosity.
What correctly describes the relationship between the luminosity of two stars that have the same radius?
The star that is hotter will have a higher luminosity.
Why are most visual binary stars of low luminosity?
Most visual binary stars are of low luminosity because they are often close together and both stars have similar masses, resulting in them being fainter than single stars of the same age. Additionally, the companion stars in these binary systems may not be large or hot enough to emit high levels of light.
Who developed luminosity class system for stars?
Morgan and Keenan
