What are the most popular completed scifi novels?

One of the most popular is 'Ready Player One' by Ernest Cline. It's set in a virtual reality world full of 80s pop - culture references. Another popular one is 'The Martian' by Andy Weir. It's about an astronaut stranded on Mars and his struggle to survive. 'A Wrinkle in Time' by Madeleine L'Engle is also well - loved, especially for its unique take on space and time travel.

Margaret Atwood's 'Oryx and Crake' is also quite popular online. It presents a dystopian future where genetic engineering has gone wrong. The story is complex and engaging, exploring themes of humanity, nature, and technology through a scifi lens.

One popular horror scifi novel is 'Alien'. It combines the horror of a deadly alien creature with a science - fiction setting in outer space. The idea of a creature that can hunt and kill in such a confined and unknown environment is truly terrifying.

One popular scifi fantasy novel is 'Dune' by Frank Herbert. It has a richly detailed universe with complex politics, strange creatures, and a hero's journey. Another is 'The Lord of the Rings' by J.R.R. Tolkien, which combines elements of high fantasy with epic battles between good and evil. 'A Song of Ice and Fire' by George R.R. Martin also fits, with its mix of political intrigue, magic, and a large cast of characters in a medieval - like fantasy world with some scifi - like elements such as the mysterious Others.

One popular free scifi novel is 'The Time Machine' by H.G. Wells. It's a classic that explores time travel in an interesting way. Another is 'A Princess of Mars' by Edgar Rice Burroughs. It has exciting adventures on Mars. 'The War of the Worlds' by H.G. Wells is also well - known and free in many e - book platforms.

One popular scifi romance novel is 'Aurora Rising' by Amie Kaufman and Jay Kristoff. It combines a thrilling space adventure with a budding romance among the crew members. Another is 'The Long Way to a Small, Angry Planet' by Becky Chambers, which features diverse species and a heartwarming love story within the context of a space - faring crew. And 'Obsidio' by Amie Kaufman and Jay Kristoff also has elements of scifi and romance as it continues the story from the previous books in the series.

Some great modern scifi novels include 'Hyperion' by Dan Simmons. It weaves together multiple storylines in a complex and engaging way. 'Snow Crash' by Neal Stephenson is also a classic of modern scifi. It introduced concepts like the metaverse long before it became a popular idea. Then there's 'Altered Carbon' by Richard K. Morgan, which explores the idea of consciousness transfer and immortality in a gritty, future - noir setting.

One popular scifi graphic novel is 'Watchmen' by Alan Moore. It's a complex and thought - provoking story that deconstructs the superhero genre. Another is 'The Sandman' by Neil Gaiman, which has elements of scifi within its richly - woven fantasy world. 'Transmetropolitan' is also great, with its wild and satirical take on a futuristic city.

Some good scifi detective novels include 'Blindsight' by Peter Watts. It has a very unique take on the genre, with a crew investigating an alien encounter. 'Spin' by Robert Charles Wilson also has detective - ish elements. The world has been changed in a mysterious way, and the characters are trying to figure out what happened. 'The Three - Body Problem' by Liu Cixin has parts that are like a detective story too, as scientists try to understand the strange happenings related to the alien Trisolarans.

Sure. 'Dune' by Frank Herbert is a great one. It's set in a far - future universe where noble houses fight over the control of the desert planet Arrakis, which is the only source of the valuable spice melange. Another is 'Ender's Game' by Orson Scott Card. It follows a young boy named Ender who is trained in military strategy to fight an alien race. Also, 'The Hitchhiker's Guide to the Galaxy' by Douglas Adams is a hilarious and mind - bending scifi novel that takes readers on a wild adventure across the galaxy.