October has not one, but two full moons -- and because it's 2020, the second one naturally falls on Halloween.
원문출처 : https://www.cnn.com/2020/10/31/world/halloween-full-moon-blue-moon-scn-trnd/index.html
원문출처 : https://www.cnn.com/2020/10/31/world/halloween-full-moon-blue-moon-scn-trnd/index.html