Artist’s illustration of the large-scale structure of the universe
Science Photo Library/Alamy
Astronomers have found the largest known structure in the universe. It contains nearly 70 galactic superclusters and is hundreds of thousands of times more massive than a single galaxy, such as the Milky Way. It’s so large, it would take 1.4 billion light years to traverse.
Hans Boehringer at the Max Planck Institute for Physics in Munich, Germany, and his colleagues have named this cosmic structure Quipu after an Incan counting system made…
