Who died in the film gravity?

In the film "Gravity," Dr. Ryan Stone, played by Sandra Bullock, is left to survive after her crewmates, including Matt Kowalsky, portrayed by George Clooney, perish during a catastrophic incident in space. The film opens with the destruction of their space shuttle due to debris from a satellite collision, leading to the deaths of the crew. Kowalsky sacrifices himself to ensure Stone's survival by detaching himself from the spacecraft, allowing her to escape. Ultimately, Stone is the sole Survivor, navigating her way back to Earth.