Book Review: Project Hail Mary by Andy Weir

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I hadn’t read a really good sci-fi book in a long time. Like, a suspiciously long time — long enough that I’d started to wonder if the genre and I were just on a break. Project Hail Mary ended that dry spell in one sitting-adjacent weekend, and with the movie adaptation bringing a whole new wave of readers to it, it’s the perfect time to tell you why.

The spoiler-free premise: a man wakes up alone on a spaceship with amnesia, and has to figure out who he is, where he is, and why he’s there — while the fate of Earth hangs on the answer. That’s all you get from me. The less you know going in, the better this book works.

What I Loved About Project Hail Mary by Andy Weir

The mystery box, mostly. Amnesia openings are a familiar device (I’ve written my share of them in TV rooms), and the craft challenge is always the same: every reveal has to feel earned instead of withheld. Weir pulls it off. The structure hands you exactly one puzzle piece at a time, and solving the story alongside the character is most of the joy.

And the ending is genuinely strong — a complete arc that lands with more heart than I expected from a book this science-forward. I closed it already planning to read more Weir, which is the truest compliment a backlist author can get.

What I Didn’t Love About Project Hail Mary

I knocked off one star for two things: I wanted a few more emotional twists and turns than the book was interested in giving me, and there are occasional stretches where the pacing gets sacrificed on the altar of science detail. If you love the math, those sections are a feature. I skimmed one or two of them without guilt.

Final Thoughts on Project Hail Mary

A page-turner with a great mystery box and a strong finish, minus a few beats of science homework. I highly recommend it, and yes, read it before you watch the movie.

My final score: 4 out of 5 stars ⭐️⭐️⭐️⭐️

Do I recommend this book? 👍 Yes!

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Saffron Vale wakes in a ruined wedding dress, locked in a prison for the kingdom’s deadliest criminals — with no memory of who she is.

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