Allies and Aliens

• The Torch of Honor (1985)
• Rogue Powers (1986)
• Allies and Aliens (1995) collects The Torch of Honor and Rogue Powers

Hunted Earth

• The Ring of Charon (1990)
• The Shattered Sphere (1994)

Caliban

• Isaac Asimov's Caliban (1993)
• Isaac Asimov's Inferno (1994)
• Isaac Asimov's Utopia (1996)

Chronicles of Solace

• The Depths of Time (2000)
• The Ocean of Years (2002)
• The Shores of Tomorrow (2003)

BSI Starside

• The Cause of Death (2006)
• Death Sentence (2007)
• Final Inquiries (2008)

Corellian (Star Wars)

• Ambush at Corellia (1995)
• Assault at Selonia (1995)
• Showdown at Centerpoint (1995)

Stand-alone Novels

• Orphan of Creation (1988)
• Farside Cannon (1988)
• Crisis of Empire III (1989), with David Drake
• Orphan of Creation (1991)
• Supernova (1991), with Eric Kotani
• The Modular Man (1992), accompanying the novel is an essay by Isaac Asimov "Intelligent Robots and Cybernetic Organisms."
• The Falling World (TBA)