The First Men in the Moon by H. G. Wells

Classic science fiction novel. According to Wikipedia: Herbert George Wells (21 September 1866 – 13 August 1946) was an English author, now best known for his work in the science fiction genre. He was also a prolific writer in many other genres, including contemporary novels, history, politics and social commentary, even writing text books. Together with Jules Verne, Wells has been referred to as The Father of Science Fiction.