H. G. Wells 
The First Man in the Moon [EPUB ebook] 
Another H. G. Wells classic sci fi

The novel tells the story of a journey to the moon undertaken by the two protagonists, a businessman narrator, Mr. Bedford, and an eccentric scientist, Mr. Cavor. Bedford and Cavor discover that the moon is inhabited by a sophisticated extraterrestrial civilization of insect-like creatures they call ‘Selenites’.