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30 Best Classic Sci-Fi Books You Need To Read

Sci-Fi also known as Science Fiction is a genre that focuses on imaginative and futuristic concepts. The genre often explores the potential consequences of scientific experiments, futuristic technology, and advanced science and technology. Most of the books written in this genre are based on futuristic settings, alternative settings, and time travel. Some of the famous authors known for being successful include George Orwell and Margaret Atwood.

1. Dune by Frank Herbert

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It is a best-selling novel that is set in the distant future. It is based on the life of Paul Atreides whose family accepts the stewardship of the planet Arrakis. The planet is filled with a valuable called melange also known as spice. The latter is a drug that extends life and enhances mental abilities. Spice is also a valuable necessity for space navigation. The latest adaptation of the book is October 21, 2021. It had a grossing of $401 million worldwide and was nominated for 10 Academy Awards and won six of the same.

2. The Left Hand of Darkness by Ursula K. Le Guin

It was published in 1969 and is based on the fictional Hainish universe. It is the fourth in the Hainish novels. The novel follows the life of Genly Ai, a human native of Terra sent to the planet of Gethen. Genly’s mission is to ensure the nations of Gethen agree to join the Ekumen. The people of Gethen are ambisexual, this has a great influence on the culture. This makes the major theme of the book sex and gender.

3.  Neuromancer by William Gibson

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It was published in 1984 and since then it has been considered as the best novel in the cyberpunk genre. It is noted as the only novel in the genre that won the Nebula Award, the Philip K. Dick Award, and the Hugo Award. The book is based in the future and tells the story of Henry Case who is a washed-up hacker. After he is hired for one last job, he is introduced to powerful artificial intelligence.

4. Nineteen Eighty-Four by George Orwell

It was published on June 8, 1949, by Secker & Warburg. It was his ninth and last book. It revolves around the consequences of the repressive regimentation of people in society. It is set in an imagined future, and readers believe that the base year is 1984. The country, Airstrip One, is governed by Big Brother who is a dictatorial leader supported by the Party Thoughy Police. Readers have labeled the book as one of the most amazing novels ever written.

5. The Three-Body Problem by Liu Cixin

It is the first novel in the Remembrance of Earth’s Past trilogy. The Three-Bpdy series is based on a fictional past, present, and future where Earth has an encounter with an alien society in a nearby star system. Ye Wenjie who is an astrophysics graduate is the main character of the novel. The book won the Yine Award for Chinese science fiction and has been ranked one of the most successful novels in the genre.

6. Fahrenheit 451 by Ray Bradbury

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Aside from being an American classic, it is a dystopian novel based on an American society where books are banned. To ensure this law is followed firemen have been given the power to burn any they found. Guy Montag, a fireman suddenly quits his job and begins a new life where he preserves any literary and cultural writings.

The novel won the American Academy of Arts and Letters Award as well as the Commonwealth Club of California Gold Medal. In 2018, the book was adapted into a film under the same title. It was directed by Ramin Bahrani and starred Michael B. Jordan.

7. Snow Crash by Neal Stephenson

It was published in 1992 and is based on the themes of religion, history, and anthropology. It is set in 21st-century Los Angeles and is plagued by an economic collapse. Hiro Protagonist is a hacker who goes back and forth between Dystopian Los Angeles and the virtual world Metaverse. Many readers believe that identity is the main theme of the novel.

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8. Foundation by Issac Asimov

It was first published in the Foundation Trilogy. It is based on five interconnected short stories that tell the story of the Foundation. It is an institute that was founded by psychohistorian Hari Seldon in order to preserve galactic civilization. In this future, humanity has been able to crack the secret of technological developments. The novel follows the civilizations’ struggle with political and technological challenges. It won a Hugo Award in 1966 and was the most popular science fiction novel.

9. Brave New World by Aldous Huxley

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It was published in 1932 and is largely based in a futuristic World State. The citizens are led by an intelligence-based social hierarchy. Through the book, readers are exposed to scientific advancements in sleep learning, classical conditioning, and reproductive technology. The dystopian society in the book is advanced and well-described. The book was well received and was ranked number 5 on the 100 best English-language novels list.

10. The Martian by Andy Weir

It was self-published on the author’s blog. The novel is based on the life of American astronaut Mark Watney and his struggle to survive after he is left on Mars in the year 2035. His days on Mars enlist a daily log of his experiences, growing potatoes in the crew’s habitat. In 2015, the book was adapted into a film under the same title.

It was directed by Ridley Scott and starred Matt Damon. It had a gross of over $630 million worldwide and was ranked as the 10th highest-grossing film of 2015. The novel won two Golden Globe Awards and was nominated for seven Academy Awards as well as the Critics’ Choice Award, and the BAFTA Award.

11. Do Androids Dream of Electric Sheep? by Philip K. Dick

Some printings, were titled Blade Runner: Do Androids Dream of Electric Sheep? It is a dystopian novel that was first published in 1968. The novel is based on a post-apocalyptic city, San Francisco, that was destroyed by a nuclear global war. The damage was so great, it left most animal species endangered and some extinct.

The entire plot is based on Rick Deckard a bounty hunter who has been given orders to kill six escaped androids. However, the book also follows a secondary character called John Isidore, a man who aids fugitive androids.

12. Hyperion by Dan Simmons

It was published in 1989 and is part of the Hyperion Cantos series. The entire storyline of the book is based on numerous timelines and characters. It is based in the year 2732 and revolves around seven travelers who make their final journey to the planet Hyperion. The novel won the Hugo Award in 1990, and the Locus Award in 1990. It was also nominated for the BSFA Award in 1991.

13. The Time Machine by H.G. Wells 

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It is a post-apocalyptic novella that was published in 1895. It is among the science fiction books that involve the concept of time travel. The main character of the book is an English scientist who is identified as a Time Traveller. Many readers believe that the novella offers a dystopian vision of humanity’s future and its development.

14. The Hitchhiker’s Guide to the Galaxy by Douglas Adams

It is among five books all of which are based on the adventures of a man, Arthur Dent, who has to survive the destruction of Earth. Throughout the book, readers see him discover the truth behind Earth’s existence. The first three months after the book came out, it sold over 250, 000 copies.

In April 2005, the film adaptation of the book was released. From May to September, the film was spread to worldwide cinemas. It had a gross of over $100 million.

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15. The Handmaid’s Tale by Margaret Atwood

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It was published in 1985 and is set in a futuristic New England. The main character Offred was made into a handmaid. In the novel, Handmaids are women who are assigned the role of producing children for the higher-ups in Gilead. The book explores the themes of the loss of female agency and the suppression of women. The book was adapted into TV series, its first three episodes were released in 2017 on the streaming service Hulu.

16. Frankenstein by Mary Shelley

Also known as The Modern Prometheus was published in 1818. It depicts the story of Victor Frankenstein who is a young scientist who develops a sapient creature in a scientific experiment. It should be noted that the novel began when Mary was 18 and completed it when she was 20. The first time the book was published, it came out without her name. It wasn’t until 1812 that her name first appeared in the second edition.

17. Doomsday Book by Connie Willis

It was published in 1992 and almost instantly became a bestseller. The book won the Nebula and the Hugo Awards as well as the Locus Award. It tells the story of Kivrin Engle who is a young historian whose main focus is on medieval history.

Doomsday Book is the first in a series that includes To Say Nothing of the Dod and Blackout/All Clear. The series is based on time-traveling historians who conduct their research at the University of Oxford.

18. Ringworld by Larry Niven

It was published in 1970 in the United States. The book won the Nebula Award, the Hugo Award, and the Locus Award. It follows the life of Louis Wu and his companions on their mission to the Ringworld. In this fictional world, Ringworld is a rotating wheel artificial world that is 186 million miles in diameter.

In this world, the story begins on planet Earth in the year 2850 AD. The book was followed by three sequel novels that were written by Larry and Edward M. Lerner.

19. Slaughterhouse-five by Kurt Vonnegut

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Also known as The Children’s Crusade: A Duty-Dance with Death was published in 1969. It is a semi-autobiographic novel. Billy Pilgrim, the main character, is an American soldier in addition to being chaplain’s assistant during the Second World War. The real story begins when Billy is captured by the German Army. Readers follow him through his struggle for survival.

In 2020, the book was adapted into a graphic novel that was written by Ryan North. This was the first time the book was adapted into the comic medium.

20. Children of Time by Adrian Tchaikovsky

It was first published in 2015. It is based on Dr. Avrana Kern, an egotistic woman who spends the majority of the book inside an observation satellite that hovers above a world that she genetically designed to speed the evolution of monkeys. By the end of the book, readers are shown that Avrana’s work ended up benefitted the last remnants of the human race.

21. Ancillary Justice by Ann Leckie

It was published in 2013 in the United States. The book was her debut novel and the first in the Imperial Rad h space opera trilogy. Breq, the story’s main character, is the only survivor of a starship that was destroyed by treachery. She begins to seek revenge against the ruler of her civilization. The book was such a success that it won the Nebula Award, Hugo Award, Locus Award, and BSFA Award.

22. Old Man’s War by John Scalzi

It was published in 2005 and even as his debut novel, it was nominated for the Hugo Award the following year. The novel was the first in the Old Man’s War series. It was well-received to the point where the audience craved a second book. The author finished the second book, The Ghost Brigades, which was published in 2006.

The book is based on a soldier called John Perry and his career in the military. As a result of living in a universe with spacegoing species, John must learn to fight a wide variety of aliens. 

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23. I, Robot by Issac Asimov

It is a collection of short stories based on the conversation between Dr. Susan Calvin and a reporter who also happens to be the narrator of the book. Some of the stories featured Dr. Susan who is the chief robot psychologist at U.S. Robots and Mechanical Men which is the major manufacturer of robots.

24. Consider Phlebas by Iain M. Banks

It was first published in 1987 and the first novel in the series. The book tells the story of an interstellar society called the Culture and the Idiran Empire. The two civilizations are at constant war in a galaxy-spanning conflict. The war between the two resulted in the death of billions.

Horza, who is somewhat the main character, is rescued from execution by the Idirans. He is a shape-changing mercenary who has quite a reputation. By the end of the book, Horza’s mission is a complete success and the Mind, which is a very sophisticated AI that weighs the size of a bus, becomes a starship with the name Bora Horza Gobuchul.

25. Ender’s Game by Orson Scott Card

It was published in 1985 and is set in the future Earth. The novel shows humankind after two conflicts with an alien species. Earth’s international military is forced to recruit young children including the somewhat main character Andrew Ender Wiggin.

The children are taught military strategies in addition to leadership through war games. In 1991, an updated version of the book was released. It was translated into 34 languages.

26. A Memory Called Empire by Arkady Martine

It was published in 2019 and was awarded the 2020 Hugo Award under the category of Best Novel. The book follows the story of Mahit Dzmare who is the ambassador from Lsel Station. Throughout the entire novel, readers follow her journey as she investigates the death of Mahit’s predecessor. It also won the 2020 Compton Crook Award and was a finalist for the Nebula Award.

The sequel of the book is A Desolation Called Peace which was published in March 2021. It also won the Hugo Award under the same category as the first book.

27. The Dispossessed by Ursula K. Le Guin

In some printings, the book was labeled as The Dispossessed: An Ambiguous Utopia. It was published in 1974 and is among the authors of seven Hainish Cycle novels. The book won all three Locus, Hugo, and Nebula Awards under the same category. The themes explored in the novel include capitalism, individualism, and collectivism.

It is based on Anarres and Urras the twin inhabited world of Tau Ceti. Urras is divided into different states that are dominated by two rival superpowers. On the other hand, Anarres is a more idealist ideological structure. 

28. The Moon Is a Harsh Mistress by Robert A. Heinlein

It was published in 1966 and is based on a lunar colony’s rise against escapee rule from Earth. The book is based on a colony on the moon. At least three million inhabitants are in the colony they are called Loonies. In this dystopian future, Loonies are political exiles as well as discharged criminals. In 1966, it was nominated for the Nebula Award, and in 1967, it won the Hugo Award.

29. A Wrinkle in Time by Madeleine L’Engle

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It was published in 1962 and was widely famous almost instantly. It won the Newbery Medal, the Lewis Carroll Shelf Award, Sequoyah Book Award. The main character Meg Murry, Calvin O’Keefe, and Charles Wallace Murry travel through space and time in order to rescue the Murrys’ father. Through the journey, the characters are exposed to the war between good and evil.

In 2018, the book’s adaptation was released. It was produced by Walt Disney Pictures and starred Oprah Winfrey, Storm Reid, Reese Witherspoon, Chris Pine, and Mindy Kaling.

30. Flowers for Algernon by Daniel Keyes

It is a short story that was published in 1959. It was a piece in The Magazine of Fantasy & Science Fiction. It won the Hugo Award under the category of Best Short Story in 1960. Six years later, the book was published as a novel. The book is based on Charlie Gordon, a 32-year-old man who is selected to be a laboratory mouse for experimental surgery. After the surgery, he begins to grow intellectually. During this time, he becomes friends with Algernon a mouse who underwent the same procedure.

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All in All, the majority of readers enjoy a good sci-fi book that creates an imaginative future that shows the consequences of great power and poor decisions all caused by humanity. Most of these books have lessons embedded between the lines. Readers are able to learn that things like technology and time travel can lead to an inevitable end. Many of the sci-fi books listed above explore philosophical and social issues that affect humanity and scientific advancement.