Project Hail Mary, by Andy Weir
Project Hail Mary follows the space adventure of Rayland Grace as he tries to save the world from a bacterium able to absorb the sun’s energy at an apocalyptic rate. Most of all, though, it is a novel about friendship.
“Children of Time” by Adrian Tchaikovsky
Children of Time is an epic sci-fi story following the very last attempt of humanity to survive our dying planet. Facing a race of intelligent spiders—mistakenly came to being because of humans’ technology—the biggest threat to men’s survival will be, unsurprisingly, themselves.