The sphere had flattened and expanded to the edges of the table.

The sphere of seething flame expanded as it flew toward them with ever-gathering speed.

But in the days of preparation for war, I saw that sphere of friendship expand many times over.

In theory, with enough energy, the sphere could expand thousands of kilometers, easily large enough to embrace an entire moon or planet.

As Galaeron spoke, he was watching the tiny sphere of brilliance expand above the trees.

A sphere of silence expanded about us as we went.

As the spheres expanded their temperatures and pressures decreased and the action became somewhat less violent.

Clearly we will never run in negative time, nor will our sphere of solid humanity expand at light speed.

And still the great sphere of the wave expanded.

I also know that the need will become greater and greater as the sphere of action of the Patrol expands.