Project Hail Mary (2026) - Good and Bad Science

Directors: Phil Lord, Christopher Miller

Screenplay: Drew Goddard

Antecedent: Andy Weir's novel

STARRING: Ryan Gosling (Ryland Grace), Sandra Hüller (Eva Stratt), James Oritz (Rocky)

GENRE: Epic Adventure, Buddy Comedy, Sci-Fi

HOW SCREENED: EMAX  Large screen theatrical, Dolby surround

Why was this movie popular?  That's the question I had after screening it. I hated it...for reasons enumerated below. But the vast movie-going public loved it, or so it seems based on the box office. Generally, the rule of thumb is that a film must earn 2.5X its budget to break even.  Also, generally, that factor applies to the domestic box office, not the worldwide box office. 

After only a month in release, here are the numbers:

Budget: $200M

Domestic BO: $269M

Worldwide BO: $538M

I asked Google AI why this was so popular. Here's the response:

Project Hail Mary (PHM) is popular because it blends high-stakes "hard" science with a deeply optimistic and humorous "buddy movie" dynamic. Initially a bestselling novel by Andy Weir, its popularity surged further with the 2026 film adaptation starring Ryan Gosling. 

Key reasons for its widespread appeal include:

• The "Rocky" Dynamic: The core of the story is the heartwarming friendship between the protagonist, Ryland Grace, and an alien named Rocky. Their cross-species cooperation and unique communication methods are often cited as the most endearing part of the narrative.
• "Competence Porn": Much like Weir's The Martian, the story celebrates problem-solving. Readers and viewers enjoy watching a capable character use science, math, and logic to "MacGyver" his way out of lethal interstellar scenarios.
• Accessible Hard Sci-Fi: While it deals with complex topics like time dilation and microbiology, the writing makes these concepts digestible and entertaining for non-scientists. Reviewers on Reddit and elsewhere often describe it as an easy, fun "popcorn read".
• Optimistic Tone: In a genre often filled with dystopian or dark themes, Project Hail Mary stands out for its unabashed optimism, focusing on empathy and shared sacrifice to save the world. 
• Engaging Mystery Structure: The story uses a "white room" trope where the protagonist starts with amnesia. The mystery of how he ended up in space is gradually revealed through flashbacks, keeping the audience hooked.

I have a degree in Physics, I've trained NASA astronauts for 3 years (Skylab), and I've written in-flight checklists, pored over system electronics, and written malfunction procedures for NASA crews. I have long read science fiction and have a library of hardcover classic science fiction novels, which I've devoured since my teen years. Finally, astronomy has long been one of my hobbies, along with reading about quantum theory, cosmology, and general relativity (i.e. time dilation).

So, I understood the obvious scientific elements of Andy Weir narrative. But several scientific and cinematic aspects of the story distracted me and got in the way of my enjoyment, more about that below.

What was right scientifically about the movie? 

There's plenty written about these elements in PHM so I'll just list them here and not belabor them.

• Relativistic Physics and Time Dilation
• Real Astronomical Locations
• Artificial Gravity vis Centrifugal Force
• Use of Scientific Method as a Procedure (although the results were fantastical)

What was right in terms of narrative structure (i.e. the moral premise)

• NOT a false moral premise involving self- sacrifice for the common good.
• I have to admit, until the DVD/BR is available, one screening of the story is not enough for me to make further comment on the narrative structure, other than it's not false. If it were false, it would not be popular at all. 

What was engaging cinematically?

• The Dolby 8-track sound in the theater
• The practical set pieces (minimum CGI) - although they were overly complicated and fantastical...too many buttons and actuators for reality. 
• There was a lot of CGI and some greenscreen, but well executed.

What took me out of the story and caused me, in the end, to dislike.

I always compared Sci-Fi movies to my favorite, 2001: A Space Odyssey, which was also philosophically rich. 

PHM was disappointing becasue:

• Too many hooks (i.e., I was asked to suspend my disbelief beyond the 1 or 2 physical premises necessary for a good story. I describe some of these below). 
• Incessant, nuisance dialogue that teenagers today might identify with, but after training astronauts and working with space engineers to design and test equipment, it was adolescent compared to the apocalyptic setting (e.g., the doom of humankind).
• The astrobiology and extremophiles were several hooks too many. I could not suspend my disbelief that the bacteria (that in the movie existed in a liquid environment) would not have been vaporized useless by the 27,000,000 degrees F of the sun, where nuclear fusion occurs.
• While the scientific method was given appropriate nod to, the conclusions were beyond known science and fantastical. I could not believe them.
• Science requires the minds of many men and women from around the world to formulate theories, hypothesize, test, and collaborate on findings. That ONE person (nonetheless an obvious Hollywood DEI hire, Eva Stratt, played by Sandra Hüller) had absolute, tyrannical control over the entire project, which was contrary to any scientific or political solution to any kind of catastrophic endeavor. 
• Scientific, but perhaps not leftist politics, would never kidnap an astronaut and send him into space drugged and hoped he could figure things out on the fly. This was two hooks too many. Of course, in the movie, there was no mention of why the other two DEI astronauts had been along and died. Interesting that the only guy who survived was a white male who looked like a very popular Hollywood A-list actor and was (evidently) the only guy who was kidnapped and forced to go against his will. There is no basis in this sort of decision-making in science.  The storyline clearly made it seem that Ryland was the ONLY person on earth that could solve this problem. That's stupid.
• There's no air in space, but evidently, there's a lot of air resistance in space in Act 3 to create all that noise...Although I could accept (a minor hook), it was intellectually distracting.
• Catching the germ antidote on the end of a long chain and catching device, dragging through the ether with massive air resistance in the outer reaches of the start was so STUPID and void of ANY science. 
• I think 30 minutes (this was a boring part) were spent with Ryland trying to learn how to communicate with a rock with no human emotions except by contrivance.  There were no logical steps or a-ha moments that led to the communication. It was by fantastical jumps in the subplot narrative. We saw the development, but there was no intelligence in how the development took place, just big logical gaps. Thus, the process of Rocky learning to communicate with Ryland (never Ryland learning to communicate with Rocky) was another fantastical, science-free hook. The whole subplot with Rocky reminded me of the Pet Rock joke decades ago. You had to pretend to be stupid to have a Pet Rock. The solution was by contrivance and invoked DEUS EX MACHINA. 
• I was disappointed that we paid extra for the LASER screening, which looked (on the very big screen) like a degraded 2K projection. Disappointing.