Nibley stood in the changing shadows and sounds of Marsport, watching the great supply ship TERRA being entered and left by a number of officials and mechanics. Something had happened. Something was wrong. There were a lot of hard faces and not much talk. There was a bit of swearing and everybody looked up at the night sky of Mars, waiting. But nobody came to Nibley for his opinion or his help. He stood there, a very old man, with a slack-gummed face and eyes like the little bubbly stalks of cra