A scientist specializing in understanding and describing the nature of the universe.(noun)
Someone who describes the world; a geographer or anthropologist.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "cosmographer" in a sentence
"The famous Islamic cosmographer and Persian physician who lived in the thirteenth century, Zakariya ibn Muhammad ibn Mahmud Abu Yahya al-Qazwini, states that jinns “are aerial animals, with transparent bodies which can assume various forms.”"
"Making use of his European education, he functioned as a cosmographer as well as a missionary on this expedition."
"Another is a cosmographer, a job that gets no respect."