Starcross rhymes with:
crisscross, holycross, shawcross, crisscross, holycross, shawcross, applesauce, beschloss, beschloss', crisscross, holycross, karakos, loanloss, shawcross, soysauce, wenceslaus
Starcross sounds like:
scattergories, stargazers, stressors, strieker's, striker's, strikers, strikers', strycharz