Project Hail Mary

Ready Player One Ernest Cline

In 2044, a teenager hunts for a hidden Easter egg inside a vast virtual reality world -- the prize is control of the entire simulation.

Old Man's War John Scalzi

On his seventy-fifth birthday, John Perry joins the army -- they give elderly recruits young bodies to fight interstellar wars he doesn't yet understand.

The War of the Worlds H.G. Wells

Martian tripods incinerate the English countryside and all of Victorian England's confidence in its own dominance -- a novel that invented the alien invasion.

The Martian Andy Weir

An astronaut accidentally left behind on Mars must survive alone using nothing but science, duct tape, and dark humour.

Ender's Game Orson Scott Card

The world's most gifted child soldier is trained in zero-gravity combat simulations for an alien war -- but the final battle may not be a game.