UPDATE: This article was originally published on December 16, 2025. It was updated on July 3, 2026, with streaming information.
Key takeaways
- Project Hail Mary stars Ryan Gosling as a science teacher who must solve the mystery of a dying sun to save Earth.
- The film is now available to stream worldwide on Prime Video.
- Project Hail Mary adapts Andy Weir's 2021 best-selling novel, which has sold more than 2 million audiobook copies.
Amazon MGM Studios' Project Hail Mary, based on Andy Weir's best-selling novel and starring Ryan Gosling, is now streaming on Prime Video worldwide.
The film—a thrilling story of one man's mission to save Earth—is the third-highest-grossing movie of the year, earning more than $680 million globally, including over $343 million in the United States and Canada since its domestic debut on March 20.
Here's everything you need to know.
How can I watch ‘Project Hail Mary’?
Project Hail Mary is now available to stream on Prime Video globally.
Prime Video is included with a Prime membership, which is available across more than 240 countries and territories worldwide. In the U.S., Prime costs $14.99 a month or $139 a year. There is also a 30-day free trial option.
Amazon offers discounted membership options that provide the same benefits at only 50% of the cost. Young adults (ages 18-24) and college students can try Prime for Young Adults with a six-month trial, then pay just $7.49 a month, or $69 a year. Qualifying government-assistance recipients can try Prime Access for 30 days before paying $6.99 a month.
Check your local Amazon website for availability and pricing in your region.
What is ‘Project Hail Mary’ about?
Science teacher Ryland Grace (Ryan Gosling) wakes up on a spaceship light-years from home with no recollection of who he is or how he got there. As his memory returns, he begins to uncover his mission: solve the riddle of a mysterious substance causing the sun to die out.
He must call on his scientific knowledge and unorthodox ideas to save everything on Earth from extinction. But an unexpected friendship means he may not have to face this impossible challenge alone.
Who wrote ‘Project Hail Mary’?
Author Andy Weir’s 2021 novel Project Hail Mary became an instant bestseller, praised for its meticulous scientific detail, compelling characters, and page-turning plot. The audiobook has sold more than 2 million copies and won the Audie Award for Audiobook of the Year in 2022.
Weir previously uploaded free chapters of The Martian to his blog before publishing the novel through Kindle Direct Publishing for $0.99. The novel became a bestseller and was adapted into the acclaimed 2015 film starring Matt Damon and directed by Ridley Scott.
Like The Martian, Project Hail Mary showcases Weir’s talent for making complex science accessible and exciting, while creating characters readers root for as they face seemingly insurmountable odds.
Who is the cast and crew behind ‘Project Hail Mary’?
In addition to Ryan Gosling (Barbie, La La Land), Project Hail Mary stars Sandra Hüller (The Zone of Interest, Anatomy of a Fall), Lionel Boyce (The Bear), Ken Leung (Industry, Lost), Milana Vayntrub (This Is Us), and more.
Directed by Phil Lord and Christopher Miller, Project Hail Mary is written by Drew Goddard. Producers include Amy Pascal, Ryan Gosling, Phil Lord, Christopher Miller, Aditya Sood, Rachel O’Connor, and Andy Weir.
Millions of readers and listeners have purchased or borrowed Andy Weir titles through Amazon to date. The global phenomenon is available on Amazon.com as a physical book, Kindle book, or Audible book.
With eligible e-books and audiobooks syncing between the Kindle and Audible apps, customers never lose their place when switching between formats. Plus, the beloved immersion reading experience on Kindle is now available on the Audible app.
Fans of the book or movie can even pick up a limited edition Project Hail Mary Kindle cover or Project Hail Mary Echo Pop celebrating the film.
What is available to watch on Prime Video?
You can check out other sci-fi films on Prime Video like The Martian, The Tomorrow War, and Arrival.
Prime Video is a first-stop entertainment destination that offers customers a vast collection of premium programming in one app available across thousands of devices.
Prime members can customize their viewing experience and find their favorite movies, series, documentaries, and live sports. This includes Amazon MGM Studios-produced series and movies, licensed fan favorites, programming from Apple TV, HBO Max, Crunchyroll, MGM+, Peacock Premium Plus, and FOX One through subscriptions on Prime Video, as well as more than 900 free ad-supported streaming television (FAST) channels.
All customers, regardless of whether they have a Prime membership or not, can rent or buy titles via the Prime Video Store, and can enjoy even more content for free with ads.
Next, learn how to use Prime Video’s “Shop the Show” feature to discover products from your favorite content.
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