EE Doc Smith Books in Order

Scientist Richard Seaton discovers a force capable of powering interstellar travel, but a ruthless rival wants the secret. When Seaton's fiancee and friends are kidnapped, his pursuit carries them across the galaxy toward unfamiliar civilizations.

Richard Seaton's allies on Kondal face devastating attacks, while the Fenachrone threaten conquest across the galaxy. As Seaton seeks ways to counter these enemies, his rival DuQuesne pursues a dangerous mission of his own.

A routine voyage to Mars ends when an unknown spacecraft tears the liner Arcturus apart. Physicist Steve Stevens and passenger Nadia Newton must improvise survival and new technology while stranded in the hostile Jovian system.

Exploring distant space, Richard Seaton and his companions encounter disembodied intelligences in a realm where time and matter behave strangely. Their human minds must confront invisible enemies whose powers challenge the explorers' understanding of the universe.

Boskone's pirate fleets threaten interstellar civilization with weapons the Galactic Patrol cannot match. Lensman Kim Kinnison discovers their heavily defended base and considers infiltration, risking his life to uncover the secrets behind their devastating military advantage.

An intelligence directing destruction from deep space threatens civilization's survival. Kim Kinnison turns to a desperate strategy involving his extraordinary children, placing them in danger as the Galactic Patrol confronts the powers of the planet Ploor.

An alien civilization seeks Earth's iron, using technology capable of extracting it even from human blood. Captured intelligence operative Conway Costigan must find a way to resist the attackers before their hunger destroys humanity's home world.

An inexplicable summons brings Galactic Patrol founder Virgil Samms to the inaccessible planet Arisia. He returns with a Lens granting unprecedented abilities, but building an interstellar force around this power brings dangers and responsibilities he cannot yet foresee.

Kimball Kinnison hunts the hidden stronghold of Boskone, whose criminal network threatens civilization throughout the galaxies. His mission demands more than conventional force as he pursues enemies capable of striking across the vast reaches of space.

Kim Kinnison infiltrates Boskone's inner organization, adopting the behaviour and thoughts of a loyal enemy agent. Rising through its ranks could expose civilization's greatest threat, but gaining command may force him to issue orders against his own people.

Scientist Neal Cloud develops a way to extinguish destructive atomic vortices after one kills his family. Aboard a specially equipped ship, he and an unusual crew search for their source while confronting criminals and scientific mysteries.

The starship Orion's crew encounters a war between the alien Stretts and android servants left by humanity's ancestors. Working with the androids draws the Earth explorers into an interstellar struggle involving formidable technology and linked mental powers.

An invasion from beyond the galaxy forces lifelong enemies Richard Seaton and Marc DuQuesne into an uneasy alliance. Fighting beside his ruthless rival, Seaton must defend humanity while watching for the betrayal that could undo their efforts.

Space exploration opens new worlds while Earth's western societies decline and a powerful eastern dictatorship rises. Discoveries involving psychic abilities intersect with political and economic conflict, bringing the struggle for humanity's future to Earth and beyond.

Earth's first starship can leap anywhere in the universe, but its crew cannot predict destinations or find a route home. Four people with exceptional psychic abilities must use their powers to survive an unpredictable journey among alien worlds.

Hundreds of thousands of visitors have vanished from the resort moon Vesa. Circus aerialists and imperial agents Jules and Yvette d'Alembert investigate a baffling conspiracy, facing threats that force them to separate during their dangerous mission.

A conspiracy threatens the vast Empire of Earth, defeating the efforts of its secret service. Circus performers Jules and Yvette d'Alembert leave the spotlight for covert work, using their unusual abilities as the Empire's hidden weapon.

A senior imperial security officer disappears carrying knowledge of Jules and Yvette d'Alembert's secret identities. The agents must find her before that information reaches their enemies and compromises the circus that conceals their work for the Empire.

As suitors gather to compete for the royal heiress's hand, Jules and Yvette d'Alembert investigate a conspiracy against the ruling dynasty. A concealed traitor and a threat near the princess put the Empire's succession in danger.

A series of suspicious deaths among imperial nobles sends Jules and Yvette d'Alembert against a far-reaching conspiracy. Their investigation pits the powerful secret agents against Lady A, a ruthless adversary whose plans threaten the galactic Empire.

Selected for a special role by the universe's mysterious Scientists, Tedric serves among the elite Corps of One Hundred. A miners' revolt threatens vital mineral supplies just as an enemy warship brings a greater danger into view.

An isolated religious planet begins preparing for holy war under the influence of evangelist Tresa Clunard. Imperial agents Yvette and Pias investigate the sudden militancy, seeking to protect an interstellar civilization from a threat rooted in fanaticism.

Tedric gathers an unusual pirate crew to overthrow the tyrannical Carey family. Capturing the ruler's sympathetic daughter complicates his revolutionary plans, leaving him uncertain whether she should remain a hostage or become an ally in their cause.

Tedric and his crew of outcasts pursue the Black Knight Fra Villion to counter the Destructive Forces. Warning the Biomen of a threat connected to their own castle means challenging an enemy whose authority could silence him.

Branded a traitor and hunted by security forces, Tedric travels with his alien companion to join the renegade Fra Villion. Their quest brings them among scientists, pirates, and other outsiders with dangerous ambitions of their own.

Prisoners are escaping from Gastonia, a supposedly inescapable world reserved for the Empire's worst traitors. The d'Alemberts infiltrate the prison planet to investigate a wider conspiracy, knowing failure could leave them trapped there alongside their enemies.

The head of imperial security is implicated in treason, while impostors posing as d'Alembert agents lure colleagues to their deaths. The family's investigation reaches deep space as Etienne separately works to clear the accused leader's name.

Psychic explorers break through subspace and discover a parallel universe ruled by the violent Justiciate, which persecutes people with mental powers. Their arrival brings them into contact with conspiracies, resistance, and competing threats within this unfamiliar realm.

An alien invasion devastates the distant colony of Omicron, forcing Jules and Yvette into a temporary alliance with Lady A. Investigating alongside their dangerous enemy could uncover a threat capable of triggering war beyond the Empire.

A newly discovered plot on Newforest reveals that the conspiracy facing the Empire extends farther than expected. The d'Alemberts pursue its mysterious commander as Yvette confronts unsettling questions about the enemy's relationship to imperial power.