The science fiction film "Project Hail Mary," adapted from Andy Weir's 2021 novel, is now available for streaming on Prime Video. The movie stars Ryan Gosling as Ryland Grace, a reluctant sixth-grade science teacher who finds himself Earth's last hope.

In the film, Grace awakens from a medically induced coma aboard a spaceship millions of light-years from Earth with no memory of his identity or mission. His two crewmates are deceased, and he soon learns that the sun is dimming due to an organism called Astrophage, threatening all life on the planet. Grace's mission is to travel to a distant galaxy to discover why one star remains unaffected by Astrophage and find a way to save Earth's sun.

The narrative utilizes flashbacks to depict how Grace, originally a molecular biologist turned middle school teacher, was recruited by Eva Stratt, portrayed by Sandra Hüller. Their collaboration aims to understand Astrophage and develop an alternative fuel source for interstellar travel, though the journey is a one-way trip for the astronauts.

Gosling's portrayal of Grace highlights the character's flaws and charm, embodying a scientist-turned-teacher-turned-astronaut. The film also introduces Rocky, an alien who becomes Grace's ally in the fight against Astrophage. Their unlikely friendship is central to the plot, adding emotional depth and humor as they work together to save both their planets.

Directors Phil Lord and Christopher Miller aimed to present science in a hopeful and optimistic light, a theme that is central to Weir's novel. The script by Drew Goddard balances scientific accuracy with accessibility, making the plot engaging for a broad audience. The film's blend of cinematic scale, humor, and a touching interspecies relationship is intended to create a memorable movie-going experience.

"Project Hail Mary" is described as a story of human capability and scientific optimism, offering a hopeful narrative during challenging times. The film had a theatrical release in March before becoming available on Prime Video.