constellation vs Orion

constellation and Orion both are nouns.

Word	Noun	Adjective	Verb	Adverb
constellation	Yes	No	No	No
Orion	Yes	No	No	No

constellation (noun)	Orion (noun)
an arrangement of parts or elements	a constellation on the equator to the east of Taurus; contains Betelgeuse and Rigel
a configuration of stars as seen from the earth	(Greek mythology) a giant Boeotian hunter who pursued the Pleiades and was eventually slain by Artemis; was then placed in the sky as a constellation