| Tor Books, March 1, 2016, cover price $26.99 | About this edition:
Best 19 Science Fiction Books of 2016Written by a highly regarded expert on space travel and exploration, Allen Steele's Arkwright features the precision of hard science fiction with a compelling cast of characters.
, titled "Messages of Friendship and Love" | Vantage Pr, August 1, 2000, cover price $12.95 | also contains Messages of Friendship and Love
| Reprint edition (Tor Books, February 14, 2017), cover price $15.99 | About this edition:
A hard science fiction novel from multiple Hugo Award–winner Allen SteeleBest 19 Science Fiction Books of 2016Allen Steele, creator of the Coyote series of books, has written a triumphant science fiction novel hailed as triumphantly optimistic.