They also found the age of the cluster to be years.

And in this case, we're talking about outside of the local cluster.

At the center of the cluster there is an open space used as a play ground for the children.

What kind of clusters could she have thought he meant?

It would still take days to reach the heart of the cluster.

"So we go sit in the middle of the cluster."

It directly find the number of clusters from the data.

The age of the cluster has been estimated to be about 12.2 billion years.

The method has only ever been used for a small number of clusters.

"And I suspect that the ones we're looking for are most likely to be found in the heart of the cluster."