blue hook star

Meaning

Noun

• 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

Related

Broader meaning words

• blue giant star / blue giant
• blue horizontal branch star (BHB star)
• extreme horizontal branch star (EHB star)
• horizontal branch star (HB star)

Origin

• 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