CfA2 Great Wall
The Great Wall (also called Coma Wall), sometimes specifically referred to as the CfA2 Great Wall, is an immense
This structure was discovered c. 1989 by a team of
The CfA2 Great Wall is a
The CfA2 Great Wall has the maximum dimensions of either 500 million or 750 million light years; depending upon the figure and the reference used. It is 200 million light years in width and about 16 million light years in thickness. Its nearest point is about 300 million light years from Earth, while its farthest point is 550 million light years away. It consists of three massive galaxy superclusters: Hercules, Coma and Leo.
The CfA2 Great Wall includes