The Martian

I really liked this! I was afraid it'd be too techy for me, but it was well-written and well-pared-down and I could visualize most of it well enough to follow what he was doing. It had enough human-content (emotions and such), funny moments galore! Although I must admit I was a little irritated at the ending, I wanted to know about how much weight he'd lost and his crazy long hair...