- Author: Stewart Cowley Author Record # 114553
- Birthdate: 24 May 1947
- Language: English
- Webpages: SFE, Wikipedia-EN, Wikipedia-PT
- Used These Alternate Names: Steven Caldwell, Commander Stewart Cowley
- Author Tags: sf art book (12)
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Fiction Series
- Galactic Encounters
- 1 Aliens in Space: An Illustrated Guide to the Inhabited Galaxy (1979) [C] [only as by Steven Caldwell]
- 2 Star Quest: An Incredible Voyage Into the Unknown (1979) [C] [only as by Steven Caldwell]
- 3 The Fantastic Planet: A World of Magic and Mystery (1980) [C] [only as by Steven Caldwell]
- 4
Dangerous Frontiers: The Fight for Survival on Distant Worlds (1980) [C]
only appeared as:
- Variant: Dangerous Frontiers: The Fight for Survival on Distant Worlds (1980) [as by Steven Caldwell]
- Variant: Settlers in Space: The Fight for Survival on Distant Worlds (1980) [as by Steven Caldwell]
- 5 Worlds at War: An Illustrated Study of Interplanetary Conflict (1980) [C] [only as by Steven Caldwell]
- 6 Space Patrol: The Official Guide to the Galactic Security Force (1980) [C] [only as by Steven Caldwell]
- Terran Trade Authority Handbook
- 1 Spacecraft 2000 to 2100 AD (1978) [C]
- 2 Great Space Battles (1979) [C] with Charles Herridge
- 3 Spacewreck: Ghostships and Derelicts of Space (1979) [C]
- 4 Starliners: Commercial Spacetravel in 2200 AD (1980) [C]
- Spacebase 2000 (1984) [O/1,2]
- The Space Warriors (1980)
- AAF 212 Hornet (1978)
- AAF 311 Warhawk (1978)
- AC3 Stag Beetle (1978)
- ACM 113 Fatboy (1978)
- ACM 115 Minnow (1978)
- ACM 118 Manta (1978)
- ACM 122 Behemoth (1978)
- ACM 128 Stingray (1978)
- Astrolab (1978)
- Avery-Frost Orion (1978)
- C89F Whale (1978)
- CAM 117 Gunship (1978)
- CAM 130 Cyclops (1978)
- Interstellar Queen (1978)
- Interstellar Queen [2] (1978)
- Introduction (Spacecraft 2000 to 2100 AD) (1978)
- K13 Shark (1978)
- K34 Bee (1978)
- K4 Interceptor (1978)
- K7 Piranha (1978)
- K9 Goblin (1978)
- Martian Queen (1978)
- Miami Spaceport (1978)
- Mobas (1978)
- Moray Eel (1978)
- MRT 114 Mule (1978)
- Nomad Industrial Complex (1978)
- Object #1 Barnard's Star (1978)
- Object #2 and #3 (1978)
- Object #4 Proxima Centauri (1978)
- Object #5 Sirius (1978)
- Object #6 Lalande 21185 (1978)
- PC1 191 Gourmet (1978)
- PTVM Railbus (1978)
- Sentinel Major (1978)
- Skybase (1978)
- Skymaster 28 (1978)
- SSF 21D Cutlass (1978)
- Starblade (1978)
- Tarantula (Early Model) (1978)
- TDA 107C Partisan (1978)
- The City Ships of Alpha (1978)
- TTA Colonial III (1978)
- Voyager II / Connestoga (1978)
- A Clue (1979) with Charles Herridge
- A Desperate Game (1979) with Charles Herridge
- A Mysterious Liquid (1979) with Charles Herridge
- Alpha Centauri I (1979) [only as by Steven Caldwell]
- Antico (1979) [only as by Steven Caldwell]
- Aquatica (1979) [only as by Steven Caldwell]
- Colonization: Incident 1 (1979) with Charles Herridge
- Colonization: Incident 2 (1979) with Charles Herridge
- Epilogue (1979) [only as by Steven Caldwell]
- Flight to Terra (1979) [only as by Steven Caldwell]
- Gadgetia (1979) [only as by Steven Caldwell]
- Hades (1979) [only as by Steven Caldwell]
- Introduction (Aliens in Space: An Illustrated Guide to the Inhabited Galaxy) (1979) [only as by Steven Caldwell]
- Introduction (Great Space Battles) (1979) with Charles Herridge
- Introduction (Star Quest: An Incredible Voyage Into the Unknown) (1979) [only as by Steven Caldwell]
- Matar IV (1979) [only as by Steven Caldwell]
- Nova Nevada (1979) [only as by Steven Caldwell]
- Planet of Death (1979) [only as by Steven Caldwell]
- Proxima Centuri III (1979) [only as by Steven Caldwell]
- Reptilia (1979) [only as by Steven Caldwell]
- Swarmy (1979) [only as by Steven Caldwell]
- The Breakout (1979) with Charles Herridge
- The Defence of Terra (1979) with Charles Herridge
- The Duel of Sisuphos Three (1979) with Charles Herridge
- The Final Victory? (1979) with Charles Herridge
- The First Clash (1979) with Charles Herridge
- The First Encounter (1979) [only as by Steven Caldwell]
- The Forgotten Fleet (1979) with Charles Herridge
- The Great Rebellion (1979) with Charles Herridge
- The Hunters of Asterion (1979) with Charles Herridge
- The Laguna Wars (1979) with Charles Herridge
- The Nightmare Begins (1979) with Charles Herridge
- The Nimrodian Club (1979) with Charles Herridge
- The Phalan Empire (1979) [only as by Steven Caldwell]
- The Pirate World (1979) with Charles Herridge
- The Tables Turn (1979) [only as by Steven Caldwell]
- The Warrior Queen (1979) [only as by Steven Caldwell]
- Visitor from Beyond (1979) [only as by Steven Caldwell]
- Voyage into the Unknown (1979) [only as by Steven Caldwell]
- Children of the Gods (1979)
- Introduction (Spacewreck: Ghostships and Derelicts of Space) (1979)
- Killer Planets (1979)
- Killer Planets: A Deadly Eden (1979)
- Killer Planets: Salamander City (1979)
- Killer Planets: Victims of Arachnidia (1979)
- Strange Visitors: Another Marie Celeste (1979)
- Strange Visitors: Flight to Tomorrow (1979)
- Strange Visitors: Galactic Sentinel (1979)
- Strange Visitors: The Return of the Malmo (1979)
- Strange Visitors: The Warthog (1979)
- Strange Visitors: Unidentified Space Wreck - Mars I (1979)
- The Graveyard of Beta Pavonis (1979)
- The Warworld of Alshain (1979)
- Victims of Space: Death Ships from Alkahera (1979)
- Victims of Space: The Ceres Disaster (1979)
- Victims of Space: The Epsilon Queen (1979)
- Victims of Space: The Wreck of the Jancis Jo (1979)
- Victims of Space: Tombs of Crystal (1979)
- 15 Lyncis Bee (1980) [only as by Steven Caldwell]
- AC Terminal Beta (1980)
- Alpha Indi II (1980) [only as by Steven Caldwell]
- Alphaflettor (1980)
- Alphatel (1980)
- Antliae Robolines (1980)
- Archaeo Tours (1980)
- Battledawn (1980) [only as by Steven Caldwell]
- Centuri Charter (1980)
- Challenge Express (1980)
- Commeck Carriage (1980)
- Crisis on the Perimeter (1980)
- Delta Travel (1980)
- Eptell III (1980) [only as by Steven Caldwell]
- Esthymon (1980) [only as by Steven Caldwell]
- Esthymon National Spacelines (1980)
- Flight from Horror (1980) [only as by Steven Caldwell]
- GMA Transport (1980)
- Independence Lines (1980)
- Interstellar Rescue (1980)
- Into the Citadel (1980) [only as by Steven Caldwell]
- Into the Darkness (1980) [only as by Steven Caldwell]
- Introduction (Dangerous Frontiers: The Fight for Survival on Distant Worlds) (1980) [only as by Steven Caldwell]
- Introduction (Space Patrol: The Official Guide to the Galactic Security Force) (1980) [only as by Steven Caldwell]
- Introduction (Starliners: Commercial Spacetravel in 2200 AD) (1980)
- Introduction (The Fantastic Planet: A World of Magic and Mystery) (1980) [only as by Steven Caldwell]
- Introduction (Worlds at War: An Illustrated Study of Interplanetary Conflict) (1980) [only as by Steven Caldwell]
- Magnum Charter (1980)
- Mercantile Passenger Services (1980)
- Monk's Field (1980) [only as by Steven Caldwell]
- Monk's Field Spaceways (1980)
- New Mars (1980) [only as by Steven Caldwell]
- New Proxima Lines (1980)
- Newbraska Co-operative Spacelines (1980)
- Nihalan (1980) [only as by Steven Caldwell]
- Nihalan Imphit (1980)
- Seaforce (1980) [only as by Steven Caldwell]
- Sendak Space Lines (1980)
- Soldiers of Peace (1980) [only as by Steven Caldwell]
- Starlink (1980)
- Synakkah Frynysh (1980)
- Tee Gee Charter (1980)
- The Gathering of Tribes (1980) [only as by Steven Caldwell]
- The Hyperwave War Part I - Flying Saucers (1980) [only as by Steven Caldwell]
- The Hyperwave War Part II - Presence of Mind (1980) [only as by Steven Caldwell]
- The Inhabited Galaxy (1980)
- The Invisible Planet (1980) [only as by Steven Caldwell]
- The Marauders of Pherkard Part I - The Destruction of Bell's Lode (1980) [only as by Steven Caldwell]
- The Marauders of Pherkard Part II - Federal Attack (1980) [only as by Steven Caldwell]
- The Maxsef (1980) [only as by Steven Caldwell]
- The Nightmare Ends (1980) [only as by Steven Caldwell]
- The Patrol Needs You (1980) [only as by Steven Caldwell]
- The Phalan War Part I - Invasion (1980) [only as by Steven Caldwell]
- The Phalan War Part II - The Tide Turns (1980) [only as by Steven Caldwell]
- The Return of Phantor Gorth (1980)
- The Rulers of Mystery (1980) [only as by Steven Caldwell]
- The Space Patrol (1980)
- The Vision Factor (1980)
- Towards a Thousand Suns (1980) [only as by Steven Caldwell]
- Trans Galactic Spacelines (1980)
- TTA Flight Services (1980)
- TTA Lines (1980)
- Wildway Tours (1980)
- Introduction (Settlers in Space: The Fight for Survival on Distant Worlds) (unknown) [only as by Steven Caldwell]