BLUE MOON PHENOMENON

The "Blue Moon" phenomenon was seen from the Holy City, Central Java, Saturday (21/5). The "Blue Moon" phenomenon or the full Moon is the term of the second afterma Moon in the Moon in astronomers who have a varied frequency from 1-3 years, the last phenomenon occurs on July 31, 2015 and after this day will occur again on January 31, 2018. ANTARA PHOTO/Yusuf Nugroho/foc/16.