Sam Jiao’s Reviews > Project Hail Mary > Status Update
Sam Jiao
is on page 425 of 476
Taumoeba is controlled and engineered to target Astrophage without causing it to collapse, so they are focusing on calculating how to send it into the right environment and allow it to spread effectively. It feels fine on paper, but I think the real issue will be executing it. I think that something like damage, miscalculation, or limited fuel would make Ryland choose another star to go to.
— Apr 16, 2026 07:19AM
Like flag
Sam’s Previous Updates
Sam Jiao
is on page 458 of 476
The plan now is to deliver the Taumoeba, and now it’s about committing to a trajectory and using the remaining fuel actually to deliver it. Ryland has to make his return path against helping Rocky’s system, and the math makes it clear that he couldn't do it. I think this is where he’ll be forced to prioritize one thing, and it would go down to whether he values his mission orders or the relationship he has.
— Apr 18, 2026 01:43PM
Sam Jiao
is on page 381 of 476
Now, it focuses on the Taumoeba consuming Astrophage, and forcing Ryland and Rocky to engineer a controlled solution. The lab work gets very precise, with containment, reproduction limits, and survival conditions. It feels like they’re almost very close to success, but I think scaling it or delivering the astrophage will create a new problem, especially with limited resources and a long distance to deliver.
— Apr 14, 2026 07:35AM
Sam Jiao
is on page 294 of 476
Ryland and Rocky are actually running experiments on astrophage, testing how it reacts to radiation and environments, making everything feel real. What makes me worry about the future is how dependent they’re becoming on each other’s data and survival systems. It's as if one thing fails, both of them are in danger. I think that the “solution” will come with a cost and Rocky's death.
— Apr 11, 2026 08:31AM
Sam Jiao
is on page 244 of 476
Ryland proves the gravity is wrong, realizes he’s on a spacecraft, and then remembers he was just a teacher being pulled into this, which makes everything a little strange. The Petrova problem isn’t abstract, and it’s why he’s here alone. I don't know if he would do something that would harm the whole goal of the mission, like he might have to choose between surviving first rather than doing the right thing.
— Apr 09, 2026 02:09PM
Sam Jiao
is on page 196 of 476
Ryland and Rocky actually built trust through shared experiments, which they felt connected, and established a friendship. But I think usually the more they rely on each other, the more it feels like something will go wrong, and it would probably affect their mission, and with Ryland only sleeping 2 hours, I think they would experience an obstacle, which would result in them having a conflict in the future.
— Apr 07, 2026 01:07PM
Sam Jiao
is on page 154 of 476
Learning how astrophage is farmed on the "Hail Mary" ship makes me think there are a lot of progress has been made in a short time. I think that the most exciting part was when I was so excited to find that the Tau Ceti has a petrova line, another ship came over as if it was an astyrophage in space, and it made me think that Ryland would communicate with the other "people" on the ship later on in the book.
— Apr 04, 2026 04:44PM
Sam Jiao
is on page 76 of 476
During the astrophage part of the story in chapter 4, it showed that the main character really has the mindset of trying and never giving up in terms of being able to try to "kill" the alien. I believe that later on in the book, after he became the first man to kill the alien, he would do similar things, such as being a pioneer or leader in the space program he is in.
— Apr 01, 2026 05:24PM
Sam Jiao
is on page 33 of 476
Chapters 1–2 of Project Hail Mary focus on problem-solving. The main character woke up with no memory, and a robot was constantly asking him questions to make sure that he was conscious. He did not panic and used his consciousness to figure out the situation. I think that later in the book, he would be researching the Petrova line and JAXA more and possibly joining the group of researchers.
— Mar 30, 2026 03:43PM

