Hot answers tagged blood
I believe we only ascribe significance to lunar eclipses (Sukkah 29a), not blood moons. The reason they occur so often on Jewish holidays is probably because we have holidays on or around the full moon (+- 2 days) more than half the months of the year: Sukkos, Tu b'Shevat, Purim (and Purim Katan), Pesach, Tashlumin for Shavuos (is that one pushing it?), ...
Only top voted, non community-wiki answers of a minimum length are eligible