It was the empty ocean of space that washes between galaxies.

They would simply pass right through each other, because there is so much space between galaxies at this range.

The journey between galaxies will take less than three hundred of your years.

"We were between galaxies the last time I ate!"

He was the first person to figure out the difference between nebulae and galaxies.

Even the theoretical wormtubes between galaxies were clear to him.

Fig. 3.3 shows the separation between neighboring galaxies in this model.

"What's the average distance between galaxies, and how far away is the nearest one?"

These great filaments are made largely of dark matter located in the space between galaxies.

"Perhaps we are in a region between galaxies," he said.