Two Moons September 2025 Calendar. For optimal auroral viewing, the moon may not disturb because light from the moon can be very bright which causes faint aurora to be barely visible,. If everything seems slightly out of kilter, shaky or out of focus, it’s because we’re all stumbling through the disorienting hall of mirrors that is the eclipse corridor.

More advanced moon search (lunar phases and aspects at particular signs and degrees) is available in this standalone tool: The calendar below depicts the phases of moon in each day of september 2025.