The future of the universe is a topic of profound curiosity and scientific exploration. According to current cosmological theories, its destiny depends largely on the balance between dark energy, gravity, and the overall density of matter. If dark energy continues to drive the expansion of the universe, it may lead to a "Big Freeze," where galaxies drift apart, stars burn out, and the cosmos grows cold and dark. Alternatively, if gravity overcomes dark energy, the universe could collapse in a "Big Crunch." Some speculate about a "Big Rip," where the accelerating expansion eventually tears everything apart. These scenarios highlight humanity's quest to understand the ultimate fate of existence.