Blue moons

BlueHypercane761. “Blue_Moon.” Wikipedia, Https://En.wikipedia.org/Wiki/File:Blue_Moon_Hypothetical_representation.Jpg, 2 July 2014, https://en.wikipedia.org/wiki/File:Blue_Moon_Hypothetical_representation.jpg. Accessed 26 Oct. 2021.

“Blue Moon.” Publicdomain, Www.publicdomainpictures, https://www.publicdomainpictures.net/en/view-image.php?image=21427&picture=blue-moon. Accessed 26 Oct. 2021.