The Jew was utterly crestfallen.

“You seem here,” continued the professor, “to be very ignorant of the state of things.”

“How far we are ignorant,” rejoined Servadac, “I cannot tell. But I will tell you all that we do know, and all that we have surmised.” And as briefly as he could, he related all that had happened since the memorable night of the thirty-first of December; how they had experienced the shock; how the Dobryna had made her voyage; how they had discovered nothing except the fragments of the old continent at Tunis, Sardinia, Gibraltar, and now at Formentera; how at intervals the three anonymous documents had been received; and, finally, how the settlement at Gourbi Island had been abandoned for their present quarters at Nina’s Hive.

The astronomer had hardly patience to hear him to the end. “And what do you say is your surmise as to your present position?” he asked.

“Our supposition,” the captain replied, “is this. We imagine that we are on a considerable fragment of the terrestrial globe that has been detached by collision with a planet to which you appear to have given the name of Gallia.”

“Better than that!” cried Rosette, starting to his feet with excitement.

“How? Why? What do you mean?” cried the voices of the listeners.

“You are correct to a certain degree,” continued the professor. “It is quite true that at 47’ 35.6” after two o’clock on the morning of the first of January there was a collision; my comet grazed the earth; and the bits of the earth which you have named were carried clean away.”

They were all fairly bewildered.

“Where, then,” cried Servadac eagerly, “where are we?”