It is currently believed that superclusters lie on the surfaces of "bubbles" in space.

Question

Quizplus · Accepted Answer

Superclusters, which are large groups of smaller galaxy clusters or galaxy groups, are thought to lie on the surfaces of vast bubbles in the fabric of the universe, with large voids or empty spaces making up the interior of these bubbles. This arrangement is part of what's known as the cosmic web, which describes the large-scale structure of matter in the universe.

It Is Currently Believed That Superclusters Lie on the Surfaces