Premise: Slang's space cadet `an eccentric, especially one who is stuporous or out of touch with reality' evolved from  Tom Corbett, Space Cadet,  a 1950 television series depicting the adventures of a 24th-century cadet in the Solar Guides, the interplanetary police force keeping order in the Solar Alliance.

Hypothesis: The 1950s television series was critically acclaimed for its novel approach to science-fiction.
Relation: neutral