solar facula vs facula

solar facula and facula both are nouns.

Word	Noun	Adjective	Verb	Adverb
solar facula	Yes	No	No	No
facula	Yes	No	No	No

As nouns, solar facula and facula are synonyms defined as:

solar facula and facula: a large bright spot on the sun's photosphere occurring most frequently in the vicinity of sunspots

solar facula (noun)	facula (noun)
a large bright spot on the sun's photosphere occurring most frequently in the vicinity of sunspots	a large bright spot on the sun's photosphere occurring most frequently in the vicinity of sunspots
	a bright spot on a planet