If you loved how Zack Lightman and his team in Armada are thrust into a high-stakes mission to save humanity—complete with urgent pacing and a sense of impending crisis—then Redshirts is for you. Scalzi’s crew of low-ranking space officers discover a bizarre pattern to their survival odds and embark on a race to unravel the mystery, leading to brilliant and unexpected turns. It’s a rollicking, mission-driven adventure that keeps you guessing and turning the pages.

If you enjoyed the playful banter and pop-culture-laced humor that Ernest Cline weaves into Armada, you’ll love the absurd wit in Hitchhiker's Guide to the Galaxy. Follow Arthur Dent as he’s swept into cosmic chaos, encountering eccentric characters and laugh-out-loud scenarios. Douglas Adams’s sharp, satirical style brings a similar levity to world-threatening space escapades.

Did the drone battles and gamer-to-soldier transformation in Armada hook you? Then Ender's Game will captivate you with its sophisticated military simulations and futuristic tech. Ender Wiggin, a gifted young strategist, is thrust into a battle school where war is waged through immersive games—blurring the line between simulation and reality in a way that will speak directly to Armada fans.

If you were drawn to the intricate worldbuilding and loving homage to geek culture in Armada, you’ll find even more to love in Ready Player One. Wade Watts dives into a virtual universe packed with puzzles, retro games, and epic quests. The references come fast and furious, creating a rich tapestry that’s both a celebration and a challenge for fans of sci-fi and pop culture alike.

If you appreciated how Armada keeps you on the edge of your seat with rapid-fire events and escalating stakes, Snow Crash delivers that same adrenaline rush. Hiro Protagonist races through a hyperkinetic future America, uncovering conspiracies that could reshape the world. The relentless momentum and vivid action sequences make it a perfect pick for thrill-seekers.