Free Science Fiction & Fantasy Ebooks to Download This Month

    Explore new worlds with these classic science fiction and fantasy novels—free, this month only.

    Note: This article was last updated on 8/1/18. Check back soon for more free books! 

    When today’s top science fiction and fantasy authors were looking for inspiration, they turned to the classics. And we continue reading those same books (year after year) because they stand the test of time.

    Every month, we’re bringing you a selection of must-read, sci-fi and fantasy classics that you can download for free. In addition to these classics, we’ll update this article with other free sci-fi and fantasy books by up-and-coming authors throughout the month. You can also check back next month for a new list of out-of-this-world free ebooks. 

    Buy A Connecticut Yankee in King Arthur's Court at Amazon

    A Connecticut Yankee in King Arthur's Court

    By Mark Twain

    Credited as a foundational work of the time-travel subgenre of science fiction, A Connecticut Yankee in King Arthur’s Court is also a timeless comic classic sends up the South’s ridiculous preoccupation with chivalry, the Catholic Church, fear of science and progress, and dozens of other behaviors and beliefs.

    A Connecticut Yankee in King Arthur's Court

    By Mark Twain

    Buy Journey to the Center of the Earth at Amazon

    Journey to the Center of the Earth

    By Jules Verne

    Captivating readers for generations, Journey to the Center of the Earth is a cornerstone of science fiction—and one of the greatest stories ever told.

    “The reason Verne is still read by millions today is simply that he was one of the best storytellers who ever lived.” —Arthur C. Clarke

    Journey to the Center of the Earth

    By Jules Verne

    Buy Triplanetary at Amazon

    Triplanetary

    By E. E. "Doc" Smith

    After annihilating the city of Pittsburgh, a hostile alien race in search of iron takes their bounty home, along with three human specimens. Triplanetary is the first of the pioneering Lensman space opera novels, and a finalist for the Hugo Award for Best All-Time Series.

    Triplanetary

    By E. E. "Doc" Smith

    Buy A Journey in Other Worlds at Amazon

    A Journey in Other Worlds

    By John Jacob Astor

    Focusing on Richard Ayrault, a stockholder of the Terrestrial Axis Straightening Company, this astonishing sci-fi novel takes readers across the solar system to Jupiter and Saturn. While Ayrault's journey is the main attraction, it is Astor's vision of a future that will astonish and enchant.

    A Journey in Other Worlds

    By John Jacob Astor

    Buy The War in the Air at Amazon

    The War in the Air

    By H. G. Wells

    Naïve Londoner Bert Smallways becomes accidentally involved in a German plot to invade America by air and reduce New York to rubble. Their attack leads not to victory but to the beginning of a new and horrific age for humanity. Now stranded in a ruined America, he clings to only one hope—that he might return to London, and marry the woman he loves.

    The War in the Air

    By H. G. Wells

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