The film’s final shots provide clear visual evidence of Brand’s location and status:
After the catastrophic encounter with Dr. Mann, the Endurance is left with critically low fuel—not enough for a return trip to Earth, but just enough to reach the final candidate, Edmunds' planet. where was brand at the end of interstellar
However, I think there might be some confusion with a character named Murph's teacher, Mrs. Brand. Towards the end of the film, Cooper does have a tesseract experience where he finds himself back in Murph's room at different points in time. The film’s final shots provide clear visual evidence
The End of the Line: Dr. Amelia Brand’s Location and Role in the Finale of Interstellar Amelia Brand’s Location and Role in the Finale
At the end of the movie Interstellar, Cooper (not Brand) travels through a wormhole in search of a habitable planet for humanity. After experiencing time dilation, he ends up near Saturn, but then travels further into a region near a massive black hole Gargantua.
It is critical to note that Brand’s timeline is radically different from Cooper’s. While Cooper falls into Gargantua and is ejected near Saturn approximately 80 years later (Earth time), Brand experiences only a few hours or days of additional time due to the black hole’s gravity. Thus, at the very end of the film, she is effectively decades or centuries ahead of Cooper in relative time, but completely isolated.
When Brand arrives on the planet, she discovers a bittersweet reality. The atmosphere is breathable, confirming the planet is habitable, but she finds that .