English Explanatory Dictionary

blue hook star

English dictionary entry

Meanings

noun
  1. a type of helium-burning blue giant star that is hotter than the average star in this stage of their life, due to having a more massive helium core

Word forms

blue hook star blue hook stars

Etymology

From their location on the blue horizontal branch portion of the extreme horizontal branch part of the horizontal branch of stellar evolution, hooking upwards when plotted on an H-R diagram.

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