"Power deck, aye," returned Astro.

"All set below?" asked Tom.

"All set," said Astro.

"Reduce thrust to minimum!" shouted Tom.

Deep inside the powerful ship, the roar of the mighty atomic rocket motors began to fade to a deep growling purr.

"Control deck to radar deck. Major Connel, sir?"

"What is it, Corbett?" asked Connel.

"We're ready for a touchdown. Do you want to take over the bridge?"

"Can't you do it, Corbett?" asked Connel.

"Yes, sir!" replied Tom.