Photos: September 2021 Harvest Moon brightens the night sky A 98.8% Harvest Moon rises behind midtown Manhattan, One Vanderbilt, the Chrysler Building, the Spiral, Hudson Yards and the Empire State Building as the sun sets in New York City on September 19, 2021, as seen from West Orange, New Jersey. (Gary Hershorn/Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky The Harvest Moon sets behind the Statue of Liberty before sunrise on September 20, 2021, in New York City. (Gary Hershorn/Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky The full Harvest Moon rises behind the top of the antenna on One World Trade Center in New York City on September 20, 2021, as seen from Jersey City, New Jersey. (Gary Hershorn/Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky The full Harvest Moon rises behind Hudson Yards and the Empire State Building in New York City on September 20, 2021, as seen from Kearny, New Jersey. (Gary Hershorn/Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky The full moon, also known as the harvest moon, rises above Birmingham on September 20, 2021. (Jacob King/PA Images via Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky A pilot boat passes the rising Harvest Moon on September 20, 2021, off Swanpool Beach, Falmouth, England. (Hugh R Hastings/Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky The waxing moon rises beyond the 300-foot-tall stainless steel spire at the Community of Christ temple Sunday, Sept. 19, 2021, in Independence, Mo. (AP Photo/Charlie Riedel)
Photos: September 2021 Harvest Moon brightens the night sky The full harvest moon rises Monday, Sept. 20, 2021, as viewed from Olympia, Wash. The moon is the last full moon before the autumn equinox, which will take place Wednesday. (AP Photo/Ted S. Warren)
Photos: September 2021 Harvest Moon brightens the night sky A plane flies in front the full moon appeared of Turkey's eastern Van on September 20, 2021. (Ozkan Bilgin/Anadolu Agency via Getty Images)
Photos: September 2021 Harvest Moon brightens the night sky The full moon known as the Harvest moon rises over Whitby Abbey, in Whitby, England, Monday, Sept. 20, 2021. Irish author Bram Stoker wrote his first notes for his novel Dracula on holiday in Whitby in 1890, it was first published in 1897. (AP Photo/Alastair Grant)
Social media users shared their photos with the hashtag #harvestmoon. Here are some of our favorites: