Rocky Jones and his crew discover two "gypsy" moons, Posita and Negato, tied together by an atmospheric chain and inhabited by warring civilizations. Negato, ruled by Torvak, has used music as a weapon to enslave Posita for years.
The Gypsy Moon
Two moons are caught in a rare celestial waltz, their gravitational pull sustaining rival communities with long-standing grudges.