Forced to put the schooner Heimdall into dry-dock for repairs and modifications, the crew chooses to holiday in Southern Utah so they can rendezvous with the Professor, a brilliant confidant from Rabat. What he shares at the summit stuns the crew and
“We’re going to use nine megaton warheads in space and we’re not sure they’re large enough to be effective. Why would you even consider using kiloton-range surface-to-air warheads as back-up?” The answer was succinct. “Because they’re all we have.”