Hercules Corona-Borealis Great Wall

Situated 10 billon light years away, and at about 10 billion light-years across, this is the largest object in the known universe. It is a galactic filamentm, or a giant group of galaxies. Astronomers found and measured this object by gamma ray bursts coming from the directon. Astronomers also calculate that it is about four billion years old. This object is actually a cosmic anomoly. It is so big, that modern cosmology cannot explain why it exists.