- "Blindman's Bluff" (The Science in the Space Sagas)
- "The Second Ship: Return Of The Gods To Mars"
- "The Ship: Gods of Mars Trilogy, Book 1, Mars Trilogy #1"
- "The Lost Martian Colonies: Mars Trilogy: Volume 3; Return Of The Gods To Mars: Volume 2"
- "Godhunter: Mars Trilogy : Volume 8, Return Of The Gods To Mars 3"
- "The New Atlantis"
Articles, Papers:
- "Martian Colony: On-Mars Resource-Based Mars Orbital Insertion with 8500 km/s Delta-V from LEO 99%"(co-author)