Lucky Starr and the Oceans of Venus Author:Isaac Asimov Ballantine Books (c) 1954 — Publication date July 1984 — Book three in the Lucky Starr Series — When Lucky Star learned that Councilman Lou Evans, his roommate from the academy, had been charged with treason on Venus, Lucky took over the case. Someone was hypnotizing citizens, forcing them to act against their wills... and afterward none could reme... more »mber what they had done - or why.
Councilman Evans was accused of stealing classified information that, in the wrong hands, could destroy Venus's fragile economy. But Lucky just couldn't believe that Lou Evans was a criminal and traitor to the Council.
As he tried to solve the mystery, Lucky found himself pitted against the largest sea monster in the Solar system. It had only one objective: Destroy Lucky Starr!« less