India, Oct. 5 -- The 2025 Harvest Moon, the name given to the full moon closest to the autumn equinox, will rise on October 6 rather than in September like usual. It will be considered officially full at 11:47 p.m. EDT on October 6 (03:47 GMT October 7), and because the Moon is near perigee, it will also appear as a supermoon, slightly bigger and brighter than an average full moon.

The timing happens because the October full moon falls closer to the September equinox than September's full moon did. Farmers once used the Harvest Moon's bright light to extend harvesting hours at night, as per Space.com.

The Harvest Moon is named for the proximity, in this case, compared to the autumn equinox, not by month, because in 2025, September's ful...