Universe - The Universe within 14 billion Light Years

The is in the of galaxies, which in turn is in the.

He argues that this "implies that any conceivable parallel universe theory can be described at Level IV" and "subsumes all other ensembles, therefore brings closure to the hierarchy of multiverses, and there cannot be, say, a Level V.

The and whether or not it is finite or infinite in extent depends on the struggle between the rate of its expansion and the pull of gravity.

Think about this for a second; it takes us around three days to reach the , approximately seven months to get the closest to us, namely , 15 months to reach , six years to reach , seven to reach , 8.