Supermoon September 2025 Calendar

Supermoon September 2025 Calendar. The the full moon calendar in 2025 includes 12 full moons, a seasonal blue moon, four supermoons, and two penumbral lunar eclipses. As the moon orbits the earth it does so in an elliptical manner, moving closer and further.

Here’s how you can watch it online for free. Here are some quick facts about what makes this september’s full moon so special, beyond being the second straight.