Revisiting the moduli space of 8 points on ${\mathbb{P}}^1$

Klaus Hulek, Yota Maeda

The moduli space of $8$ points on ${\mathbb{P}}^1$, a so-called ancestral Deligne-Mostow space, is, by work of Kondō, also a moduli space of K3 surfaces. We prove that the Deligne-Mo…