On Dec. 13, 2016, the full moon will be at perigee causing it to look brighter and slightly larger than a usual full moon. This is the third straight month where the full moon can be considered a 'Supermoon."
On Dec. 13, 2016, the full moon will be at perigee causing it to look brighter and slightly larger than a usual full moon. This is the third straight month where the full moon can be considered a 'Supermoon."