Only 9 Hard Sci-Fi Books Rival The Martian

Published Aug 30, 2026, 10:01 AM EDT Tom is a Senior Staff Writer at Screen Rant, with expertise covering everything from hilarious sitcoms to jaw-dropping sci-fi epics. Initially he was an Updates writer, though before long he found his way to the TV and movies team. He now spends his days keeping Screen Rant readers informed about the TV shows of yesteryear, whether it's recommending hidden gems that may have been missed by genre fans or deep diving into ways your favorite shows have (or haven't) stood the test of time. Tom is based in the UK and when he's not writing about TV shows, he's watching them. He's also an avid horror fiction writer, gamer, and has a Dungeons and Dragons habit that he tries (and fails) to keep in check. Andy Weir’s The Martian is considered by many to be the gold standard of hard sci-fi. The story of astronaut Mark Watney stranded on Mars is so beloved by fans of the genre because Weir uses accurate science as a driving force of the narrative. Rather than space opera theatrics or sci-fi fantasy heroism, Watney survives through relentless and meticulous problem-solving. The technology, physics, and scientific methods in The Martian are so grounded that Weir makes the extraordinary feel plausible. Fortunately, readers who enjoyed The Martian and want something that offers the same cerebral approach to science fiction storytelling have plenty of options. Andy Weir’s 2011 novel is far from the only hard sci-fi story that turns scientific accuracy into a source of suspense. Several books share a commitment to plausible science, though they take the idea in very different, but equally satisfying, directions. Delta-V By Daniel Suarez (2019) Daniel Suarez’s Delta-V begins with a premise that feels remarkably close to the technological optimism of The Martian. Billionaire entrepreneurs recruit cave diver James Tighe as part of a multidisciplinary team for the world’s first commercial asteroid mining mission. The crew must travel farther into space than any humans have gone before and contend with the practical difficulties of making commercial spaceflight work. To make this feel grounded, Suarez builds the story around the scientific realities of orbital mechanics, spacecraft engineering, resource extraction, and life-support systems. That grounding gives Delta-V the same satisfying sense of technical problem-solving that makes The Martian so good. The main difference between the two is scale. Mark Watney is a lone man isolated on Mars, while James Tighe in Delta-V is part of a team that holds the future of human space exploration on their shoulders. It’s less of a survival thriller and more of a realistic blueprint for humanity's expansion beyond Earth. For The Martian fans especially fascinated by the engineering behind space missions, Delta-V is a natural next step. Blindsight By Peter Watts (2006) The 2006 novel Blindsight by Peter Watts takes the hard sci-fi realism of The Martian into much darker territory. Humanity encounters an apparent alien presence beyond Neptune, prompting Earth to the exploration vessel Theseus to investigate. The expedition is already extraordinary, but the crew itself is even more fascinating than the mission. Its members have been radically modified to perform specialized functions. For example, narrator Siri Keeton has half of his brain replaced with computational technology to allow him to translate complex system jargon into terms others can comprehend. Peter Watts shares Andy Weir’s fascination with using real science to make science fiction feel disturbingly tangible. However, in Blindsight, neuroscience, evolutionary biology, and artificial intelligence are more of a focus than physics, engineering, or astronomy (though they’re all still important). It’s also much more pessimistic than The Martian. Where Andy Weir’s The Martian is a celebration of human adaptability and ingenuity, Watts’ Blindsight questions whether intelligence and consciousness are even useful. It makes for a less comforting read than The Martian maybe, but one that’s just as riveting. Red Mars By Kim Stanley Robinson (1992) Long before The Martian turned survival on Mars into a global literary phenomenon, Kim Stanley Robinson made the Red Planet the setting for one of literary sci-fi’s most comprehensive dives into the realities of off-world expansion. The first entry in Stanley’s Mars trilogy, Red Mars, follows the first permanent Martian settlers. It details their attempt to establish a functioning society while also launching into philosophical and scientific debate on how, or even if, the planet should be transformed to support human life. The 1992 novel treats Mars not simply as a setting, but as a narrative force that drives the plot just as much as the characters. Robinson’s attention to scientific detail makes it a perfect follow-up to The Martian, with the portrayal of the challenges of sustaining life away from Earth being just as accurate as Andy Weir’s book. However, Red Mars deliberately avoids the isolated survival-thriller atmosphere that defines Mark Watney’s story. Through establishing an entire society, Robinson explores politics, economics, environmentalism, and the sociological effects of communities on another world. It’s less intimate, but its vision of Mars is substantially broader. The Moon Is A Harsh Mistress By Robert A. Heinlein (1966) A foundational hard sci-fi classic, Robert A. Heinlein’s 1966 book The Moon Is a Harsh Mistress arguably helped lay the blueprint that Andy Weir built on with The Martian. However, while the realism and depth give the two a spiritual kinship, Heinlein’s novel is much more conflict-centered. Set in a lunar penal colony, The Moon Is a Harsh Mistress follows computer technician Mannie as he’s swept up in a rebellion against Earth’s control. Like Mars in The Martian, the Moon is not presented as a second Earth-in-waiting. The low gravity, hostile environment, dependence on imported resources, and unusual political circumstances are examined by Heinlein in immaculate detail. Just like The Martian, The Moon Is a Harsh Mistress is renowned as much for its scientific realism as for its plot. This is especially true when it comes to future military technologies and strategies like orbital bombardment. Heinlein uses the lunar penal colony as a creative laboratory for examining not only scientific concepts, but also broader themes like government, independence, economics, and revolution. Its science-fiction technology is more speculative than Weir’s, particularly by modern standards, but its focus on grounded realism and exploration of how environments shape human behavior ensures it will always remain a hard sci-fi essential. Seveneves By Neal Stephenson (2015) The 2015 novel Seveneves starts with a devastatingly simple premise: the Moon inexplicably breaks apart, creating a catastrophe that threatens all life on Earth. Humanity has only a limited amount of time to devise a way for some of its population to survive in space. While this obviously makes for a thrilling story, it’s how author Neal Stephenson turns the idea into an enormous engineering problem involving the logistics of preserving civilization that makes Seveneves a guaranteed delight for fans of The Martian. Seveneves and The Martian both have plots driven by problems that have to be overcome with science rather than convenient fictional sci-fi technology. Once again, the main real difference is scale. Weir focuses on one stranded astronaut, whereas Stephenson expands the survival problem to humanity itself. The book also has a time-skip of thousands of years to examine how the survivors’ descendants have changed. That grand structure makes Seveneves denser and more expansive than The Martian, but the underlying appeal is the same. For readers who enjoyed Weir’s grounded problem-solving, Stephenson offers it on a planetary scale. Inherit The Stars By James P. Hogan (1977) One book like The Martian whose premise is considerably less grounded than its execution is James P. Hogan’s Inherit the Stars, which begins with an archaeological mystery that seems impossible. Scientists discover the remains of a human-like body on the Moon, but the corpse is approximately 50,000 years old. This foundation quickly expands into one of sci-fi’s grandest puzzles. Hogan approaches the mystery almost like a scientific investigation, with competing hypotheses gradually tested against evidence. It’s this methodical approach that makes Inherit the Stars bound to appeal to fans of The Martian. Both books are driven by characters examining evidence, testing theories, and using scientific knowledge to overcome apparently impossible circumstances. While Inherit the Stars may have the feel of a cosmic detective story more than a survivalist thriller with comic undertones, Hogan’s reliance on astronomy, physics, biology, and geology to unravel the mystery ensures the tone matches everything fans love about The Martian. Though its 1970s scientific worldview is a little dated, it remains a timeless hard sci-fi novel that helped build the legacy of impossible problems being solved through disciplined scientific reasoning Andy Weir followed decades later. Rendezvous With Rama By Arthur C. Clarke (1973) When it comes to grounded and scientifically accurate hard sci-fi books, few are as influential as 1973’s Rendezvous with Rama, which currently has a movie adaptation in development from Dune director Denis Villeneuve. The story kicks off with an enormous cylindrical object, initially believed to be an asteroid, entering the Solar System. However, it soon emerges that the truth is far more extraordinary. The object, Rama, is an immense artificial structure of unknown origins. An expedition is sent to investigate, and much of Arthur C. Clarke’s novel consists of scientists not only trying to reach Rama safely, but attempting to understand what they have discovered. Rendezvous With Rama shares The Martian’s anchoring in scientific observation, but from an inverse perspective. Mark Watney must tame an environment humanity has long studied but never encountered, whereas the exploratory teams studying Rama are confronted with an environment whose purpose they barely understand. Still, grounded physics and engineering principles like centrifugal force are central to both the journey and Rama itself. For readers who enjoy hard sci-fi books like The Martian because they make the universe feel physically real, Rendezvous with Rama is a must-read. We Are Legion (We Are Bob) By Dennis E. Taylor (2016) Dennis E. Taylor’s We Are Legion (We Are Bob) takes the same combination of a sarcastic narrator with incredible scientific ingenuity that makes The Martian so entertaining, but applies this tone to much weirder territory. The 2016 novel focuses on Bob, a deceased tech entrepreneur from the 21st century who has his brain carcinogenically frozen. He wakes up over a century later to find that not only has his consciousness been digitized, he’s also been installed as the operating system of a self-replicating deep space probe. His mission is to explore the galaxy, gather resources, and help ensure humanity’s survival while multiple versions of himself begin spreading through the cosmos. The premise may be far weirder than The Martian, but both plots are powered by solving concrete problems using technical knowledge. The practical and mathematical difficulties of propulsion, computation, replication, resource management, and sending intelligence across interstellar distances are all obstacles Bob must overcome. The biggest difference is tone. Mark Watney is one man trying to survive alone; Bob effectively becomes an entire fleet of interstellar probes. The result is lighter and more expansive, but We Are Legion (We Are Bob) delivers the same satisfying combination of science, engineering, and ingenuity that makes The Martian so readable. The Three-Body Problem By Liu Cixin (2006) The Three-Body Problem may be one of the best hard sci-fi books like The Martian out there, but Liu Cixin’s 2006 epic is considerably grander and more existential in scope. Shortly after physicists around the world begin noting inexplicable phenomena, humanity becomes entangled with the Trisolarans, an alien civilization living in a star system whose chaotic gravitational environment makes its survival extraordinarily difficult. The titular three-body problem, involving the unpredictable gravity of a trio of stars, is a scientifically grounded and complex mathematical puzzle that Cixin uses to build one of the most complex hard sci-fi novels of the 21st century. The best-selling sci-fi novel uses analysis and exploration of scientific concepts to advance the narrative just like The Martian. Complex physics and maths aren’t simply window dressing; they determine every plot development. However, where Weir’s novel uses this to show how an individual can overcome impossible circumstances, The Three-Body Problem repeatedly emphasizes the limits of human understanding when confronted with forces vastly beyond our control or understanding. Its scale eventually stretches far beyond anything in The Martian, but that escalation is precisely what makes it such a satisfying read for anyone ready to take hard sci-fi from survival engineering to cosmic existentialism.