Galaxy supercluster is one of the biggest things in the universe
Two of the most massive clusters of the Saraswati superclusterThis paper uses data that were obtained at the Cerro Tololo Inter-American Observatory, National Optical Astronomy Observatory, for the Dark Energy Legacy Survey (DECaLS; NOAO Proposal ID # 2014B-0404; PIs: David Schlegel and Arjun Dey). NOAO is operated by the Association of Universities...
I regard the brain as a computer which will stop working when its component fail. There is no heaven or afterlife for broken-down computers. That is a fairy story for people afraid of the dark