<page_title> List of largest cosmic structures </page_title> <section_title> List of largest structures </section_title> <table> <cell> Caelum Supercluster <col_header> Structure name (year discovered) </col_header> </cell> <cell> 910,000,000 <col_header> Maximum dimension (in light-years) </col_header> </cell> <cell> Caelum Supercluster is a collection of over 550,000 galaxies. It is the largest of all galaxy supercluster. <col_header> Notes </col_header> </cell> </table>
The Caelum Supercluster spans 910 million light-years and is the largest galaxy supercluster.