The Largest Known Object in the Universe

What’s the biggest thing in the entire universe? It’s not a planet, a star, or even a galaxy — it’s something called the Hercules-Corona Borealis Great Wall. This massive structure of galaxies stretches over 10 billion light-years across. It’s so big, it breaks our current understanding of how the universe is supposed to work. In this video, we explore what it is, how scientists discovered it, and why its size might change everything we thought we knew about space.