
1) Moon of Jupiter
Found on
https://www.crosswordclues.com/clue/iocaste
[moon] Iocaste (iː {respell|eye-o|KAS|tee}; Greek: Ιοκάστη), also known as Jupiter XXIV, is a retrograde irregular satellite of Jupiter. It was discovered by a team of astronomers from the University of Hawaii led by Scott S. Sheppard in 2000, and given the temporary designation S/2000 J 3. Iocaste orbits Jupiter at an average dista...
Found on
http://en.wikipedia.org/wiki/Iocaste_(moon)

(from the article `Graham, Martha`) ...Frontier symbolized the frontier woman`s achievement of mastery over an uncharted domain. In Night Journey (1948), a work about the Greek ... [3 related articles]
Found on
http://www.britannica.com/eb/a-z/i/36

Satellite of the planet Jupiter. See TABLE 7. JUPITER - SATELLITE DATA
Found on
http://www.encyclo.co.uk/local/20448
No exact match found.