For Zola, as for Huysmans, nature itself is uncanny because it is the domain of the feminine, a domain that is constitutionally defective, lacking, even pathological.
~ Charles Bernheimer
Huysmans takes the old trope of moon-as-woman and replaces its romantic connotations with decadent ones: the moon here is woman as clamorous lunatic, as convulsive epileptic.