Oct. 1 and how to see the full moon on Halloween

Be prepared to stare at the first of two full moons in October; The first will shine on this Thursday (Oct. 1) and the second will eagerly shine later this month. Halloween (. Oct. 31).

It is rare to get two full moons in a month. To mark the occasion, the second full moon will be referred to as the “Blue Moon”, although it will not actually appear blue. (The moon appears blue only when there are large particles in the Earth’s atmosphere, Such as volcanic eruption dust, Which scatter different wavelengths of light in different proportions.) The second “Blue Moon” definition illuminates the third side of four full moons in the same season.