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Other views: | Awards Alphabetical Chronological |
Novels
- Die Starfield Company: Ein technischer Zukunftsroman [German] (1929)
- I misteri di Marte [Italian] (1981)
- Die Starfield Company [German] (2011) [O]
- Adventure in Space
- Man-Made Satellites (1957)
- Space Pilots (1957)
- Space Stations (1958)
- Space Travel (1958)
- The Days of Creation (1941)
-
The Lungfish and the Unicorn (1941)
also appeared as:
- Variant: The Lungfish, the Dodo and the Unicorn (1948)
- Shells and Shooting (1942)
- Rockets: The Future of Travel Beyond the Stratosphere (1944)
- Rockets and Space Travel (1947)
-
The Conquest of Space (1949)
with
Chesley Bonestell
also appeared as:
- Translation: Die Eroberung des Weltalls [German] (1952)
- Rockets, Missiles and Space Travel (1951)
- Dragons in Amber (1951)
- Lands Beyond (1952) with L. Sprague de Camp
- Man on the Moon (1953) with Wernher von Braun and Fred L. Whipple
- Conquest of the Moon (1953) with Wernher von Braun and Fred L. Whipple
- Engineer's Dreams (1954)
-
The Exploration of Mars (1956)
with
Wernher von Braun
also appeared as:
- Translation: Die Erforschung des Mars [German] (1957)
- Variant: Project Mars (1961)
- Satellites, Rockets and Outer Space (1958)
- Die Eroberung des Weltraums [German] (1958) with Wernher von Braun
- Exotic Zoology (1959)
- Harnessing Space (1963)
- Watchers of the Skies (1963)
- Missiles, Moonprobes, and Megaparsecs (1964)
- Ranger to the Moon (1965)
- On Earth and in the Sky (1967)
- Rockets, Missiles, and Men in Space (1968)
-
Another Look at Atlantis and Fifteen Other Essays (1969)
also appeared as:
- Variant: Another Look at Atlantis (1969)
-
At the Perihelion (1937)
only appeared as:
- Variant: A Martian Adventure (1937)
- Variant: At the Perihelion (1937) [as by Robert Willey]
- Translation: Un'avventura marziana [Italian] (1981)
-
Orbit XXIII-H (1938)
only appeared as:
- Variant: Orbit XXIII-H (1938) [as by Robert Willey]
- Translation: La guardia astrale [Italian] (1981)
- Fog (1940) [only as by Robert Willey]
- The Invasion (1940) [only as by Robert Willey]
- For Your Information
- For Your Information (Galaxy, March 1952) (1952)
- For Your Information: Carbon-14 and the Ice Age (1952)
- For Your Information (Galaxy, May 1952) (1952)
- For Your Information (Galaxy, June 1952) (1952)
-
For Your Information: When Will Worlds Collide? (1952)
also appeared as:
-
Translation: Wissenswertes: Welten im Zusammenstoß?Wissenswertes: Welten im Zusammenstoss[German] (1958)
-
Translation:
- For Your Information: The Supersonic Bot Fly (1952)
- For Your Information: Space Travel by 1960? (1952)
- For Your Information: The World of 2052 (1952)
- For Your Information: Mars (1952)
- For Your Information: Cause of the Ice Age (1952)
- For Your Information: Ice Age (II) (1953)
- For Your Information: The Ice Age (III) (1953)
- For Your Information: Ancestor of the Dinosaurs (1953)
- For Your Information: The Birth of the Space Station (1953)
- For Your Information: The Birth of the Space Station (II) (1953)
- For Your Information: The Intractable Prime Number (1953)
- For Your Information: Second Trip to Venus (1953)
- For Your Information: Scientific Journey (1953)
-
For Your Information: The "Martian Space Stations" (1953)
also appeared as:
- Translation: Le stazioni spaziali di Marte [Italian] (1960) [as by Willie Ley]
-
For Your Information: Earth Tunnels (1953)
also appeared as:
- Translation: Gravitation [German] (1956)
-
For Your Information: Is Artificial LIfe Possible? (1953)
also appeared as:
-
Translation: Wissenswertes: Ist künstliches Leben möglich??Wissenswertes: Ist kuenstliches Leben moeglich?[German] (1958)
-
Translation:
- For Your Information: The Deadly Trees (1953)
- For Your Information: Small Bodies Near Heavy Planets (1954)
- For Your Information: Hints To Future Archeologists (1954)
- For Your Information: The 7-Cornered Polygon (1954)
- For Your Information: The Case of the Lying Stones (1954)
- For Your Information: Top of the World (1954)
- For Your Information: Largest of Their Kind (1954)
-
For Your Information: Closeup of Mars (1954)
also appeared as:
- Translation: Mars en gros plan [French] (1955)
- For Your Information: Mail by Rocket (1954)
-
For Your Information: The Southern Cross (1954)
also appeared as:
- Translation: La Croce del Sud [Italian] (1960) [as by Willie Ley]
- For Your Information: The Oldest "Prediction" (1954)
-
For Your Information: Asteroid Roundup (1954)
also appeared as:
- Translation: Caccia agli asteroidi [Italian] (1960) [as by Willie Ley]
- For Your Information: The Elements of Khujut Rabu'a and Ctesiphon (1954)
- For Your Information: Calendar Trouble (1955)
-
For Your Information: How Much Water? (1955)
also appeared as:
- Translation: Acqua, acqua... [Italian] (1960) [as by Willie Ley]
-
For Your Information: Death of the Sun (1955)
also appeared as:
- Translation: Wissenswertes: Der Tod unserer Sonne [German] (1958)
-
For Your Information: Death of the Sun (II) (1955)
also appeared as:
-
Translation: Wissenswertes: Der Tod unserer Sonne (Schluß)?Wissenswertes: Der Tod unserer Sonne (Schluss)[German] (1958)
-
Translation:
-
For Your Information: "Midnight Marvels" (1955)
also appeared as:
- Translation: Wissenswertes: Mitternachtswunder [German] (1959)
-
For Your Information: Konstantin Anklitzen Alias Friar Bertholdus (1955)
also appeared as:
- Translation: Konstantin Anklitzen alias frate Bertoldo [Italian] (1959) [as by Willie Ley]
- For Your Information: The Orbital (Unmanned) Satellite Vehicle (1955)
- For Your Information: The Not Quite Perennial Phyllopod (1955)
-
For Your Information: Unveiling the Mystery Planet (1955)
also appeared as:
- Variant: Unveiling the Mystery Planet (1955)
- Translation: Wissenswertes: Der geheimnisvolle Planet [German] (1958)
- For Your Information: The How of Space Travel (1955)
- For Your Information (Galaxy Science Fiction, November 1955) (1955)
- For Your Information: Fyr-Gregeys and Wilde-Fyr (1956)
-
For Your Information: The Other Side of the Moon (1956)
also appeared as:
- Translation: Wissenswertes: Die andere Seite des Mondes [German] (1958)
- For Your Information: The Hollow Earth (1956)
-
For Your Information: Let's Build an Extraterrestrial! (1956)
also appeared as:
- Translation: Wissenswertes: Das Ding von einem anderen Stern [German] (1958)
- Translation: Come si costruisce un extraterrestre [Italian] (1959) [as by Willie Ley]
- For Your Information: Wanted — Dead or Alive (1956)
- For Your Information: Mutant of the Iron Horse (1956)
- For Your Information: Welcome to Reality C-TI (1956)
-
For Your Information: The Demotion of Pluto (1956)
also appeared as:
- Translation: Die Suche nach dem Planeten X [German] (1959)
- For Your Information: Project Vanguard (1956)
- For Your Information: The Animal in the Footnotes (1956)
- For Your Information: No Longer Imaginary (1956)
- For Your Information: Tracking Down the "Sea Serpent" - Part I (1956)
- For Your Information: Tracking Down the Sea Serpent (part II) (1957)
- For Your Information: Between Us and Space Travel (1957)
- For Your Information: The Great Pyramid, the Golden Section and Pi (1957)
-
For Your Information: The Coming of the Robots (1957)
also appeared as:
- Translation: Roboter und Androiden [German] (1957)
- For Your Information: Who'll Own the Planets? (1957)
- For Your Information: Tribes of the Dinosaurs (1957)
- For Your Information: The Moon Contract (1957)
- For Your Information: Our Missile Arsenal (Galaxy, August 1957) (1957)
- For Your Information: The Earliest Robot (1957)
- For Your Information: Hunting Down the Dodo (1957)
- For Your Information: On with the Dodo Hunt! (1957)
- For Your Information: The Spaceship in the Basement (1957)
-
For Your Information: Life Without Gravity (1958)
also appeared as:
- Translation: Wissenswertes: Leben ohne Schwerkraft [German] (1958)
- Translation: Vita senza gravità [Italian] (1959) [as by Willie Ley]
- For Your Information: A Century of New Animals (1958)
- For Your Information: The Orbit of the Vanguard Satellite (1958)
-
For Your Information: The Island of the Stone Heads (1958)
also appeared as:
- Translation: L'isola delle teste di pietra [Italian] (1958) [as by Willie Ley]
-
Translation: Wissenswertes: Die Insel der steinernen Köpfe?Wissenswertes: Die Insel der steinernen Koepfe[German] (1959)
-
For Your Information: Remnants of the Sarmatian Sea (1958)
also appeared as:
- Translation: I resti del mare Sarmatico [Italian] (1958) [as by Willie Ley]
-
For Your Information: News of Atlantis (1958)
also appeared as:
- Translation: Notizie dall'Atlantide [Italian] (1958) [as by Willie Ley]
-
For Your Information: IGY Roundup (1958)
also appeared as:
- Translation: En marge de l'année géophysique [French] (1958)
- Translation: Resoconto sull'anno geofisico internazionale [Italian] (1958) [as by Willie Ley]
-
For Your Information: How to Get Around on Other Planets (1958)
also appeared as:
-
Translation: Wissenswertes: Kleiner Reiseführer für Mond und Mars?Wissenswertes: Kleiner Reisefuehrer fuer Mond und Mars[German] (1958)
- Translation: Mezzi di trasporto sui pianeti extraterrestri [Italian] (1958) [as by Willie Ley]
-
Translation:
-
For Your Information: The Last of the Moas (1958)
also appeared as:
- Translation: L'ultimo dei Moa [Italian] (1958) [as by Willie Ley]
-
For Your Information: X-Rays in Space (1958)
also appeared as:
- Translation: I raggi X nello spazio [Italian] (1958) [as by Willie Ley]
- Wissenswertes: Fragen und Antworten (Galaxis Science Fiction #8) [German] (1958)
-
For Your Information: The First Spaceship (1958)
also appeared as:
- Translation: La prima nave spaziale [Italian] (1959) [as by Willie Ley]
-
For Your Information: The Strange Planet Next Door (1958)
also appeared as:
- Translation: Lo strano pianeta della porta accanto [Italian] (1959) [as by Willie Ley]
-
For Your Information: Monsters of the Deep (1959)
also appeared as:
- Translation: I mostri degli abissi [Italian] (1959) [as by Willie Ley]
- Wissenswertes: Fragen und Antworten (Galaxis Science Fiction #13) [German] (1959)
-
For Your Information: The Atlantic Missile Range (1959)
also appeared as:
- Translation: Come si lancia un missile [Italian] (1959) [as by Willie Ley]
-
For Your Information: Any Questions? (1959)
also appeared as:
- Translation: Risposta a qualche domanda [Italian] (1959) [as by Willie Ley]
-
For Your Information: Orbit Around the Sun (1959)
also appeared as:
- Translation: L'orbita attorno al sole [Italian] (1959) [as by Willie Ley]
- For Your Information: The Accident that Didn't Happen (1959)
-
For Your Information: Dead or Alive? (1959)
also appeared as:
- Translation: Vivo o morto? [Italian] (1960) [as by Willie Ley]
-
For Your Information: One Planet, One Language (1960)
also appeared as:
- Translation: Un pianeta, una lingua [Italian] (1960) [as by Willie Ley]
-
For Your Information: What's Only Money? (1960)
also appeared as:
- Translation: Denaro: Passato, presente e futuro [Italian] (1960) [as by Willie Ley]
-
For Your Information: Fuels Galore (1960)
also appeared as:
- Translation: Carburanti in abbondanza [Italian] (1960) [as by Willie Ley]
-
For Your Information: How To Slay Dragons (1960)
also appeared as:
- Translation: Come distruggere i Draghi [Italian] (1961) [as by Willie Ley]
- For Your Information: The Air on the Moon (1960)
- For Your Information: The Moon Worm (1960)
- For Your Information: Let's Do Something About the Weather (1961)
- For Your Information: The Puzzle Called Gegenschein (1961)
- For Your Information: The Strait Named After Vitus Bering (1961)
- For Your Information: The Man I Didn't Meet (1961)
- For Your Information: The Home-Made Land (1961)
- For Your Information: Dragons and Hot-Air Balloons (1961)
- For Your Information: Earth's Extra Satellites (1962)
- For Your Information: The Shape of Shells To Come (1962)
- For Your Information: Names in the Sky (1962)
- For Your Information: Rotating Luminous Wheels in the Sea (1962)
- For Your Information: The End of the Jet Age (1962)
- For Your Information: Are We Going to Build a Space Station? (1962)
- For Your Information: First Flight by Rocket Power (1963)
- For Your Information: Too Much Imagination (1963)
- For Your Information: Sounding Rockets and Geoprobes (1963)
- For Your Information (Galaxy, August 1963) (1963)
- For Your Information: King of the Rats (1963)
- For Your Information: The Names of the Constellations (1963)
- For Your Information: The Early Days of the Metric System (1964)
- For Your Information: Galton's Random Machine, the Bean Curve and Military Purchases (1964)
-
For Your Information: Anyone Else for Space? (1964)
also appeared as:
- Translation: D'autres candidats pour l'espace ? [French] (1964)
- For Your Information: A Century of Fossil Man (1964)
- For Your Information: The Area of "Accessible Space" (1964)
- For Your Information: The Rarest Animals (1964)
- For Your Information: Forerunners of the Planetarium (1965)
- For Your Information: Symbolically Speaking (1965)
- For Your Information: The Observatory on the Moon (1965)
- For Your Information: The Galactic Giants (1965)
- For Your Information: Fifteen Years of Galaxy -- Thirteen Years of F.Y.I. (1965)
- For Your Information: The Healthfull Aromatick Herbe (1965)
- For Your Information: The Wreck of La Lutine (1966)
- For Your Information: The Re-Designed Solar System (1966)
- For Your Information: Brownian Motion, Loschmidt's Number and the Laws of Utter Chaos (1966)
- For Your Information: Scheherazade's Island (1966)
- For Your Information: The Delayed Discovery (1966)
- For Your Information: The Sound of the Meteors (1966)
- For Your Information: Who Invented the Crossbow? (1967)
- For Your Information: The Orbits of the Comets (1967)
- For Your Information: Another Look at Atlantis (1967)
- For Your Information: A Pangolin Is a Pangolin (1967)
- For Your Information: The Worst of All Comets (1967)
- For Your Information: Astronautics International (1967)
- For Your Information: Epitaph for a Lonely Olm (1968)
- For Your Information: The Devil's Apples (1968)
-
For Your Information: Jules Verne, Busy Lizzy and Hitler (1968)
also appeared as:
- Translation: Hitler e il cannone di Giulio Verne [Italian] (1968) [as by Willie Ley]
- For Your Information: Interplanetary Communications (1968)
- For Your Information: In Australia, the Rain ... (1968)
- For Your Information: Mission to a Comet (1968)
- For Your Information: The Orbit of Explorer-1 (1968)
-
For Your Information: My Friend, the Nautilus (1968)
also appeared as:
- Translation: Il Mio Amico Nautilus [Italian] (1969)
- For Your Information: The Discovery of the Solar System (1968)
- For Your Information: The Written Word (1969)
- For Your Information: The Island of Brazil (1969)
- For Your Information: Collision Course (1969)
- For Your Information: The Drowned Civilization (1969)
- For Your Information: Max Valier and the Rocket-Propelled Airplane (1969)
- For Your Information: Eugen Sanger and the Rocket-Propelled Airplane (1969)
- For Your Information (Galaxy Magazine, August 1969) (1969)
- For Your Information (Galaxy, September 1969) (1969)
- For Your Information (Galaxy Magazine, October 1969) (1969)
- For Your Information (Galaxy Magazine, November 1969) (1969)
- Galaxy's 5 Star Shelf
- Landscapes of Other Worlds
-
Landscapes of Other Worlds: Mars—Planet of War (1942)
also appeared as:
- Variant: Landscapes of Other Worlds: Mars - Planet of War (1942)
- Landscapes of Other Worlds: Luna—Goddess of Love (1942)
-
Landscapes of Other Worlds: Venus—World of Mystery (1942)
also appeared as:
- Variant: Venus—World of Mystery (1942)
- Landscapes of Other Worlds: Saturn—World of Rings (1942)
- Landscapes of Other Worlds: Mercury—The Fire World (1942)
-
Jupiter: the Giant World (1942)
also appeared as:
- Variant: Landscapes of Other Worlds: Jupiter—The Giant World (1943)
- Landscapes of Other Worlds: Neptune—World of Ice (1942)
-
Landscapes of Other Worlds: Mars—Planet of War (1942)
also appeared as:
- Letters: Willy Ley
- Letter (From the German Interplanetary Society) (1930)
- Letter (A Letter from the German Interplanetary Society) (1931)
- Letter (Hands Across the Sea) (1931)
- Letter (Life Without Protoplasm Is Impossible) (1932)
- Letter (Wonder Stories, August 1932): "The Final War" Must It Come? (1932)
- Letter (Astounding Stories, June 1937) (1937) [only as by Robert Willey]
- Letter (Astounding, October 1938) (1938)
- Letter (Astounding, February 1939) (1939)
- Letter (Amazing Stories, April 1931) (1939)
- Letter (Astounding, May 1939) (1939)
- Letter (Astounding, June 1939) (1939)
- Letter (Astounding, January 1940) (1940) [only as by Willey Ley]
- Letter (Fantastic Adventures, February 1940): Politics Versus Science (1940)
- Letter (Amazing Stories, March 1940) (1940)
- Letter (Amazing Stories, April 1940) (1940)
- Letter (Stardust, May 1940) (1940)
- Letter (Astounding, July 1940) (1940)
- Letter (Astounding, September 1940) (1940)
- Letter (Astounding, February 1941) (1941)
- Letter (Astounding, May 1942) (1942)
- Letter (Astonishing Stories, June 1942): An Author Would Appreciate Some Help from Science Fiction Fans (1942)
- Letter (Astounding, December 1942) (1942)
- Letter (Amazing Stories, March 1943) (1943)
- Letter (Astounding, July 1946) (1946)
- Letter (Astounding, December 1946) (1946)
- Letter (Astounding, May 1948) (1948)
- Letter (Astounding, May 1951) (1951)
- Letter (Astounding, March 1952) (1952)
- Letter (F&SF, November 1963) (1963)
- Gefahren der Weltraumfahrt [German] (1928)
- Berlin spricht vom Raumschiff [German] (1929)
- Die Kosmopiloten [German] (1929)
- Die Stratosphärenrakete Professor Oberths [German] (1929)
- Frau im Mond - Gedanken um Film, Roman und Problem [German] (1929)
- Kann man zum Mond fliegen? [German] (1929)
- Vom ersten Raketentier [German] (1929)
- Zum Mond: Quai 7. Zum Mars: Milchstraße umsteigen! Ein Kapitel über das Weltraumschiff [German] (1929)
- Die Fortschritte in der Raketenfrage im Jahre 1929 [German] (1930)
- Raketenflugplatz Berlin! In Reinickendorf West [German] (1930)
- Science-Fiction in USA [German] (1930)
- Praktische Arbeit an der Flüssigkeitsrakete [German] (1932)
- Zur Theorie und Praxis der modernen Flüssigkeitsrakete [German] (1933)
- Erfreuliche Aktivitäten der Raketenforschung in USA [German] (1934)
- Wer unternahm den ersten Raketenflug? [German] (1934)
- Von Berlin über England nach New York [German] (1935)
- The Dawn of the Conquest of Space (1937)
- Visitors from the Void (1937)
- Fusible Alloys (1937)
- Eight Days in the Story of Rocketry (1937)
- Dreißig Meilen aufwärts [German] (1938)
- Power Plants of Tomorrow: Harnessing the Sun's Rays (1938)
- Power Plants of Tomorrow: Harnessing Earth's Heat (1938)
- Power Plants of Tomorrow: Putting the Moon on the Job (1938)
- The Conquest of the Deep (1938)
- Witnesses of the Past (1938)
- Orbits, Take-Offs and Landings (1938)
- Impossibilities (1939)
- Atlantropa—The Improved Continent (1939)
- Ice Age Ahead? (1939)
- An Electric Battery—2,000 Years Ago (1939)
- Terminal in Space (1939)
- Geography for Time Travelers (1939)
- See Earth First (1939)
- Space War (1939)
- Earth's Second Moon (1939)
- Fantastic Hoaxes: The Fischer Hoax (1940)
- It Happens Twice at Least (1940)
- Botanical Invasion (1940)
- Fantastic Hoaxes: Dr. Koch's Sea Serpent Hoax (1940)
- Stations in Space (1940)
- A Few Notes on the Reliability of Newspaper Clippings Without Additional Remarks About Charles Fort and Others (1940)
- Fantastic Hoaxes: The Balloon Hoax (1940)
- What's Wrong with Rockets? (1940)
- Fantastic Hoaxes: George Psalmanazar (1940)
- The Magic Bullet (1940)
- Eighty Percent (1940)
- Poisoned Soil (1940)
- The Ersatz World (1940)
- War Rockets (1940)
- Fantastic Hoaxes (1940)
- Three Eras (1940)
- Letter (Super Science Stories, September 1940): Answer (1940)
- Fantastic Hoaxes: John Jacob Scheuchzer (1940)
- The Search for Zero (Part 1 of 2) (1940)
-
Calling All Martians! (1940)
also appeared as:
- Variant: A Letter to the Martians (1940)
- The Search for Zero (Part 2 of 2) (1940)
- The Homemade Gun of Jamrud (1941)
- Galileo's Revolution (1941)
- Prelude to Engineering (1941)
- The Kitchen of the Future (1941)
- Sergeant Terry Bull's Terrible Weapons (1941)
- The Fatal Coloration (1942)
- The Birth of a Superstition (1942)
- Bombing Is a Fine Art (1942)
- Death Under the Sea (1942)
- The Paris Gun (1942)
- The Vanishing Meteorites (1942)
- The Seven Follies of Science (1943)
- Tyrannosaurus Was No Killer (1943)
- Stepping-Stone to the Stars (1943) [also as by John Brown (I)]
- The Old Ones (1943)
- Sea of Mystery (1943)
- The End of the Rocket Society (Part 1 of 2) (1943)
- The End of the Rocket Society (Part 2 of 2) (1943)
- Extraterrestrial Bacteria (1943)
- A Matter of Taste (1944)
- Letter (Amazing Stories, January 1944): An Authority Speaks (1944)
- The Plurality of Worlds (1944)
- Rocket Artillery (1944)
- "They Were Dead—" (1944)
- Faraway Planet (1944)
- "Torpedo!" (1944)
- Wooden Ships of the Air (1944)
- Moon Mysteries (1944)
- "They Were Dead—" (follow-up to original) (1945)
-
V-2 - Rocket Cargo Ship (1945)
also appeared as:
- Variant: V-2: Rocket Cargo Ship (1945)
- Variant: V-2—Rocket Cargo Ship (1945)
- The Secret Giant (1945)
- "... Giants in Those Days ..." (1945)
- Improving Upon V-2 (1947)
-
Pseudoscience in Naziland (1947)
also appeared as:
- Translation: Seudo ciencia en Nazilandia [Spanish] (2011)
- From the Moon to Mars (1947)
- Push for Pushbutton Warfare (1947)
- Communication with Other Worlds (1948)
- Book Review (Astounding, March 1948) (1948)
- Book Review (Astounding, June 1948) (1948) with L. Sprague de Camp
- The Other End of the Trajectory (1948)
- The "Brickwall" in the Sky (1948)
- The Road to Space Travel: Part 1: The Last Twelve Years (1949)
- The Road to Space Travel: Part 2: The Next Twelve Years (1949)
- Book Review (Astounding, July 1949) (1949)
- The Road to Space Travel: Station in Space (1949)
- Book Reviews (Astounding, August 1949) (1949) with R. S. Richardson
- Germany's 'Captain Future' (1949)
- The Road to Space Travel: Medicine and Space Travel (1949)
- Science and "Truth" (1949)
- Our Turbulent Atmosphere (Part 1 of 2) (1950)
- Our Turbulent Atmosphere (Part 2 of 2) (1950)
- Introduction (Men Against the Stars) (1950)
- Book Reviews (Astounding, June 1950) (1950) with Forrest J. Ackerman and E. L. Locke
- The Round-the-World Bomber (1950)
- Flying Saucers: Friend, Foe or Fantasy? (1950)
- The Channel Tunnel (1950)
- Twenty-Foot Miss (1950)
- Introduction (Rockets, Jets, Guided Missiles and Space Ships) (1951)
- Introduction: Other Life Than Ours (1951)
- Foreword (Dragons in Amber) (1951)
- Missiles Over the Sea (1951)
- The Little People (1951)
- Africa's Mysterious Mammal (1951)
- Where Will Our First Spaceship Go? First Goal: Luna (1951)
- America's Secret Weapon? (1951)
- Meteorite Craters (1951)
- The Meteoric Stream (1951)
- The Mystery of Planet X (1951)
- Introduction (By Space Ship to the Moon) (1952)
- Possibilities for an Invasion Base on the Moon (1952)
- Piloted Rockets (1952)
- Special Review (Astounding, March 1952) (1952)
- Comets (1952)
- A Station in Space (1952)
- Fireworks (1952)
- Development of the Spaceship (1953)
- Life Beyond the Earth (1953)
- Why Conquer Space? (1953)
- Faraway Planets (1953)
-
Your Life in 1977! (1954)
also appeared as:
- Variant: Your Life In "1977" (1954) [as by Willie Ley]
- Translation: Dein Leben im Jahre 1977 [German] (1957)
- Translation: Notre vie en 1977 [French] (1970)
- Translation: Uw lieve leven in 1977 [Dutch] (1977)
- Ce que vous devez savoir (Galaxie (1ère série), #4 March 1954) [French] (1954)
- Ce que vous devez savoir (Galaxie (1ère série), #9 August 1954) [French] (1954)
- Qu'apelle-t-on "Nébuleuse" [French] (1954)
- Saviez-vous que... ? [French] (1954)
- Saviez-vous que... [French] (1954)
- Les carburants pour fusée [French] (1954)
- La mort du soleil [French] (1955)
- Voyage au travers le galaxie avec Walt Disney [French] (1956)
- Si la Terre chavirait... [French] (1957)
- L'ère des robots [French] (1957)
- Postscript to "The Universal Library" (1958)
- On apprend à l'homme à vivre sur Mars [French] (1958)
- Introduction: About Jules Verne (From the Earth to the Moon — and A Trip Around It) (1958)
- Introduction: About the Book (From the Earth to the Moon — and A Trip Around It) (1958)
- Le futur satellite "Vanguard" [French] (1958)
- Rien ne reste dans l'imaginaire [French] (1958)
- Where Do We Go from Here? (1958)
- Du nouveau sur l'Atlantide [French] (1958)
- Circulation planétaire [French] (1958)
- Cette planète insolite [French] (1959)
- Créateurs d'astronefs [French] (1959)
-
Answers to Readers (1959)
only appeared as:
- Translation: Risposte ai lettori [Italian] (1959) [as by Willie Ley]
-
Curiosiies (1959)
only appeared as:
- Translation: Curiosità [Italian] (1959) [as by Willie Ley]
- Willy Ley's Erinnerungen an den deutschen Captain Future [German] (1960)
- Introduction: Jack London, the Man and His Work (1962)
- Artificial Satellites as Navigational Aids (1963)
- Communications Satellites (1963)
- Do the Russians Plan a Separate Communications System? (1963)
- Introduction (Harnessing Space) (1963)
- Introduction: Jules Verne, the Man and His Works (1963)
- Man in Orbit (1963)
- Satellites for Astronomical Research (1963)
- The By-Products of Space Research (1963)
- The Means: Orbits and Rockets (1963)
- Weather Research and Artificial Satellites (1963)
- Le grand phénomène sibérien [French] (1964)
- Trois mystères [French] (1965)
- The Meaning of the Word "Impossible" (1967)
- Introduction (The First Men in the Moon) (1967)
- Foreword, 1967 (Rockets, Missiles, and Men in Space) (1968)
- A Century of New Animals (1969)
- A Pangolin Is a Pangolin (1969)
- Another Look at Atlantis (1969)
- Dead or Alive? (1969)
- Death of the Sun (1969)
- Hunting the Dodo / Other Islands, Other Dodos (1969)
- Largest of Their Kind (1969)
- Let's Build an Extraterrestrial! (1969)
- The Great Pyramid, the Golden Section and Pi (1969)
- The Last of the Moas (1969)
- The Laws of Utter Chaos (1969)
- The Re-Designed Solar System (1969)
- The Sound of the Meteors (1969)
- The Unfinished Story of Sol-X (1969)
- The Wreck of La Lutine (1969)
- Who Invented the Crossbow? (1969)
- Who'll Own the Planets? (1969)
- The Story of Our Earth: 1. How Long Is the Past? (1969)
- The Story of Our Earth: 2. The First Traces of Life (1969)
- The Story of Our Earth: The Conquest of the Land (1969)
- The Story of Our Earth (If, December 1969) (1969)
- The Story of Our Earth: The Coming of the Dinosaurs (1970)
- Design for Life (Part 2 of 2) (1939) with L. Sprague de Camp
- Galileo's Revolution (1941)
- The Vanishing Meteorites (1942)
- The "Brickwall" in the Sky (1948)
- The "Brickwall" in the Sky [2] (1948)
- The "Brickwall" in the Sky [3] (1948)
- The "Brickwall" in the Sky [4] (1948)
- The "Brickwall" in the Sky [5] (1948)
- The "Brickwall" in the Sky [6] (1948)
- The "Brickwall" in the Sky [7] (1948)
- The "Brickwall" in the Sky [8] (1948)
- The "Brickwall" in the Sky [9] (1948)
- Pilgrims Through Space and Time (1948) by J. O. Bailey
- One, Two, Three ... Infinity (1948) by George Gamow
- The Checklist of Fantastic Literature (1949) by Everett F. Bleiler
- Voyages to the Moon (1949) by Marjorie Hope Nicolson
- Nomad (1950) by George O. Smith
- Lost Continents (1951) by L. Sprague de Camp
- Interplanetary Flight: An Introduction to Astronautics (1951) by Arthur C. Clarke
- Space Medicine (1952) by John P. Marbarger
Non-Genre Titles
Nonfiction