NOUN (2)

1. the science that maps the general features of the universe; describes both heaven and earth (but without encroaching on geography or astronomy);

2. a representation of the earth or the heavens;
- Example: "the cosmography of Ptolemy"

The Collaborative International Dictionary of English v.0.48:

Cosmography \Cos*mog"ra*phy\ (k?z-m?g"r?-f?), n.; pl.
   Cosmographies (-f?z). [Gr. kosmografi`a; ko`smos the world
   + gra`fein to write: cf. F. cosmographie.]
   A description of the world or of the universe; or the science
   which teaches the constitution of the whole system of worlds,
   or the figure, disposition, and relation of all its parts.
   [1913 Webster]

WordNet (r) 3.0 (2006):

cosmography
    n 1: the science that maps the general features of the universe;
         describes both heaven and earth (but without encroaching on
         geography or astronomy)
    2: a representation of the earth or the heavens; "the
       cosmography of Ptolemy"