“I just sat there looking out the window, looking at this barren, desolate lunar plain, appreciating,” Cameron said.

He also realized how alone he was, with that much water above him.

“It’s really the sense of isolation, more than anything, realizing how tiny you are down in this big, vast, black, unknown and unexplored place,” the “Titanic” director said.

Cameron said he had hoped to see some sort of strange deep sea creature that would excite the storyteller in him, but he didn’t.