Cosmographer

Cos-mog′ra-pher

(-r?-f?r)

,

Noun.

One who describes the world or universe, including the heavens and the earth.

The name of this island is nowhere found among the old and ancient

cosmographers

.

Robynson (More’s Utopia).

,

Noun.

[See Cosmography.] one who describes the world or universe, including the heavens and the earth.

cosmographer ‎(plural cosmographers)

(astrophysics) A scientist specializing in understanding and describing the nature of the universe.
(obsolete) Someone who describes the world; a geographer or anthropologist.
- 1603, John Florio, translating Michel de Montaigne, Essayes, London: Edward Blount, OCLC 946730821, II.12:
  And if it be (as Cosmographers report) that there are Nations, who receive and admit a Dogge to be their King, it must necessarily follow, that they give a certaine interpretations to his voice and moving.

scientist specializing in understanding and describing the nature of the universe

(obsolete) someone who describe the world