September 2025 lunar eclipse
Encyclopedia
Lunar eclipse
A lunar eclipse occurs when the Moon passes behind the Earth so that the Earth blocks the Sun's rays from striking the Moon. This can occur only when the Sun, Earth, and Moon are aligned exactly, or very closely so, with the Earth in the middle. Hence, a lunar eclipse can only occur the night of a...
will take place on September 7, 2025.
Metonic cycle (19 years)
This eclipse is the second of four Metonic cycleMetonic cycle
In astronomy and calendar studies, the Metonic cycle or Enneadecaeteris is a period of very close to 19 years which is remarkable for being very nearly a common multiple of the solar year and the synodic month...
lunar eclipses on the same date, September 7, each separated by 19 years: