In astronomy, an octaeteris (Greek: ὀκταετηρίς, plural: octaeterides) is the period of eight solar years after which the moon phase occurs on the same... 3 KB (239 words) - 12:04, 7 July 2023 |
In astronomy, an octaeteris (Greek: ὀκταετηρίς, plural: octaeterides) is the period of eight solar years after which the moon phase occurs on the same... 3 KB (239 words) - 12:04, 7 July 2023 |