From its time-honored beginnings with Mary Shelley's Frankenstein to modern blockbusters such as Ready Player One, the science fiction genre has continued to reflect on complex ideas and advancements of our society. In this list of the best sci fi books and novels, we've rounded up the titles that have made the greatest impact, not only within the science fiction genre, but to the world of literature as a whole. Whether you're looking for a thrilling space-age adventure, a terrifying imagining of the future of robotics, or an introspective look at what it truly means to be human — this list of the best sci fi books of all time contains titles everyone should read. Publishers' descriptions included.
The Time Machine H. G. Wells
An English scientist regales his dinner guests with the tale of his travels to the year 802,701, where he discovers that the human race has evolved into two distinct societies. The Eloi, elegant and peaceful, yet lacking spirit, are terrorised by the sinister, light-fearing Morlocks, who live underground, surrounded by industry. And when his time machine mysteriously vanishes, the scientist must …Show More ›
The Hitchhiker’s Guide to the Galaxy Douglas Adams
Seconds before Earth is demolished to make way for a galactic freeway, Arthur Dent is plucked off the planet by his friend Ford Prefect, a researcher for the revised edition of The Hitchhiker’s Guide to the Galaxy who, for the last fifteen years, has been posing as an out-of-work actor.
Together, this dynamic pair began a journey through space aided by a galaxyful of fellow travelers: Zaphod …Show More ›-- excerpt, rest at link above --
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It's a pretty good list. There's a few in there I haven't read but will have to.