What are some science fiction books that focus on space travels?

Well, 'Red Mars' by Kim Stanley Robinson is an excellent science fiction space book. It details the terraforming of Mars and the social, political, and scientific challenges that come with it. 'Foundation' by Isaac Asimov is another great one. It presents a vast galactic civilization and the attempts to preserve it through psychohistory. Also, 'Rendezvous with Rama' by Arthur C. Clarke is a fascinating read. It's about a mysterious alien spacecraft, Rama, that enters the solar system and the human exploration of it.

Some popular ones are '2001: A Space Odyssey' by Arthur C. Clarke. It's a classic that explores the relationship between man and technology in a space - faring future. Another is 'Dune' by Frank Herbert, which has a complex and richly detailed universe with political intrigue and unique ecological concepts in a desert planet setting. And 'Ender's Game' by Orson Scott Card, it tells the story of a young boy trained for intergalactic warfare.

A great bestseller in space science fiction is 'Red Mars' by Kim Stanley Robinson. It details the terraforming of Mars and the political and social struggles of the colonists. 'Starship Troopers' by Robert A. Heinlein is another well - known one. It presents a future military society fighting against an insect - like alien species. Also, 'The War of the Worlds' by H.G. Wells, although it was written earlier, is a precursor to modern space science fiction. It tells the story of a Martian invasion of Earth.

Another great one is 'Dune' by Frank Herbert. This book creates a complex and richly detailed universe filled with political intrigue, strange ecosystems, and the spice melange that is central to the story. It's not just about space travel but also about power struggles and survival on a desert planet in a far - flung galaxy.

Dune by Frank Herbert is also a top - tier space sci - fi book. It has a complex and detailed world - building with political intrigue, religious elements, and unique ecological concepts. The story follows Paul Atreides as he navigates the dangerous and fascinating world of Arrakis. It's a book that has influenced many other works in the genre.

One popular one is 'Alien: Out of the Shadows'. It combines the terrifying concept of the Alien creatures in a space setting. The unknown terrors lurking in the vastness of space really get your heart pounding.

A really good science fiction space travel book is 'Ender's Game' by Orson Scott Card. It focuses on a young boy named Ender who is trained for battle in space. The book explores themes of leadership, morality, and the future of warfare in space. 'Hyperion' by Dan Simmons is also excellent. It has a rich tapestry of characters, each with their own story, and it takes place in a far - flung future of space exploration. And then there's 'Starship Troopers' by Robert A. Heinlein. It shows a military - focused view of space travel and the challenges faced by soldiers in space.

One of the great outer space science fiction books is 'Ender's Game' by Orson Scott Card. It follows a young boy named Ender as he is trained to fight in a future intergalactic war. Another good one is '2001: A Space Odyssey' by Arthur C. Clarke. It has a mysterious and thought - provoking plot about humanity's encounter with an alien monolith. 'Dune' by Frank Herbert is also a classic. It is set on a desert planet and involves complex politics, religion and ecology in a far - flung galactic empire.

I highly recommend 'The 5th Wave' by Rick Yancey. It's about an alien invasion from a teen's perspective. The story is full of action and suspense. 'Artemis Fowl' by Eoin Colfer also has some space - related elements as it involves a young criminal mastermind dealing with a world of fairies that has some advanced technology. 'Red Rising' by Pierce Brown is set in a future where humans have colonized the solar system and a young man rises against the oppressive system.

The 'Foundation' series by Isaac Asimov is also worth mentioning. It follows the story of a group trying to preserve knowledge and civilization across the galaxy. It has complex characters, intricate plots, and lots of ideas about space - faring civilizations and their development over time.