Running time: 157 mins
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 the 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 do it alone.