N star Comparison Table

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N star comparison table

Subject is a kind of has definition

C star carbon star Late type giant with strong bands of carbonated molecules (C₂, CN, CH) and no metallic oxide bands. Formerly they were called R or N types, the R types being the hotter and the N types the cooler C stars.

N star C star In the old terminology, the cooler C-type stars.

Subject	is a kind of	has definition
C star	carbon star	Late type giant with strong bands of carbonated molecules (C₂, CN, CH) and no metallic oxide bands. Formerly they were called R or N types, the R types being the hotter and the N types the cooler C stars.
N star	C star	In the old terminology, the cooler C-type stars.

Next C star: R star Up: C star Previous C star: lithium star