[en] Indescribable · Encountering the Glory of God in the Beauty of the Universe David C. Cook
[en] [Galaxy Series 01] • The Orthogonal Galaxy Smashwords Edition
[en] A Vomit of Diamonds
[en] [Wyatt & Graham 01] • Perfect Day Just Joshin' Publications
[en] Apollo · the Race to the Moon Simon & Schuster
[en] [Half Moon House 1.60] • A Slight Miscalculation Smashwords Edition
[en] A brief history of time · from the big bang to black holes Bantam Books
[en] Juniper, Gentian, and Rosemary Tor Books
[en] The Songs of Distant Earth Voyager Classics
[en] The Towers of Titan and Other Stories Wonder eBooks
[en] Dark Matter Brane Science Fiction
[en] The Black Hole Experiments 2 CosmicBlueCB
[en] [Alien Artifact 08] • The Alien Artifact 8 CosmicBlueCB
[en] [Alien Artifact 07] • The Alien Artifact 7 CosmicBlueCB
[en] Last stop Eternal City Claudio Elidoro
[it] [saggi 666] • La teoria del tutto Castelvecchi