Can you recommend some 2019 best science fiction books?

Sure. 'Snow Crash' by Neal Stephenson is a great one. It combines elements of cyberpunk, with a virtual world and a fast - paced plot. 'Hyperion' by Dan Simmons is also highly regarded. It has a complex narrative structure and explores deep themes.

Sure. 'Foundation' by Isaac Asimov is a must - read. It presents an elaborate vision of a galactic empire's fall and rebirth, with lots of interesting scientific concepts and political intrigue.

Definitely. 'Spinning Silver' by Naomi Novik is a great 2018 science fiction book. It's a story full of magic and mystery, with strong female characters. The world - building is elaborate and draws you in from the start.

Sure. 'Recursion' by Blake Crouch is a great one. It has an interesting concept about time and memory. The plot twists and turns and keeps you on the edge of your seat as the characters navigate through a world where time is not as straightforward as we think.

I would recommend 'Do Androids Dream of Electric Sheep?' by Philip K. Dick. It's a thought - provoking exploration of what it means to be human in a world where androids are almost indistinguishable from people. Also, 'Ringworld' by Larry Niven, which has an amazing and unique setting of a huge artificial ring around a star.

'Gideon the Ninth' by Tamsyn Muir is quite popular. It's a unique blend of science fiction and fantasy elements. It features necromancers in a far - flung future setting, with a sassy and engaging protagonist that really draws you into the story.

Sure. 'Starship Troopers' by Robert A. Heinlein is a great one. It explores military life in a future where humans fight against alien bugs. It has interesting ideas about citizenship and duty.

I'd also recommend 'The Long Way to a Small, Angry Planet'. The characters in this book are very well - developed. You get to know each member of the spaceship crew and their backstories as they travel through space. It's a heartwarming story about the relationships within the crew and their encounters with various alien species.

Sure. 'The Kaiju Preservation Society' by John Scalzi. It's a fun and imaginative take on the kaiju concept. The story has a great mix of humor, action, and some interesting science - fictional elements related to these giant monsters.

Sure. 'Sea of Tranquility' by Emily St. John Mandel is a great 2023 science fiction book. It weaves together different timelines in a very skillful way. There's also 'The Kaiju Preservation Society' by John Scalzi which has a really fun concept of protecting kaiju (giant monsters).

Sure. 'The Vanished Birds' by Simon Jimenez is a great 2020 science fiction book. It has a beautiful and poignant story that spans different worlds and time periods.