Noun
A common American tyrant flycatcher (Sayornis phoebe, or S. fuscus). Called also pewit, and phoebe.
The woodcock.
Source: Webster's dictionaryIt was fired several times at 500 MW in order to test coatings made of zirconium carbide (instead of niobium carbide ) but Pewee also increased the power density of the system. Source: Internet
Later designs were deemed by NASA to be usable for space exploration and Los Alamos felt that it had cured the last of the materials problems with the untested Pewee. Source: Internet
Pewee 2's fuel elements reduced fuel corrosion still further, by a factor of 3 in Nuclear Furnace testing, but Pewee 2 was never tested on the stand. Source: Internet
Current (2010) convert reference designs (NERVA-Derivative Rockets, or NDRs) are based on the Pewee, and have specific impulses of 925 seconds. Source: Internet
A KIWI engine being destructively tested A smaller version of KIWI, the Pewee was also built. Source: Internet