cosmographer vs cosmography

cosmographer and cosmography both are nouns.

Word	Noun	Adjective	Verb	Adverb
cosmographer	Yes	No	No	No
cosmography	Yes	No	No	No

cosmographer (noun)	cosmography (noun)
a scientist knowledgeable about cosmography	a representation of the earth or the heavens
	the science that maps the general features of the universe; describes both heaven and earth (but without encroaching on geography or astronomy)