After Ralph had thoroughly inspected the entire flyer he devoted his full attention to the course of Fernand's machine. At the rate at which he was flying he computed that he would overtake Fernand in ten hours, provided the latter did not increase his speed meanwhile.
Fernand, when Ralph left Earth, had a handicap of 400,000 miles. He was moving at the rate of 45,000 miles an hour. Ralph's machine had made 80,000 miles an hour since its start. If everything went well he would overtake the other in ten or eleven hours.
As there was nothing else to do, he busied himself in the laboratory near the conning tower at the top of the flyer in an attempt to make the hours pass more rapidly. With all its speed his machine seemed to crawl. He was in an agony of impatience.
At the end of the ninth
