Harvest Moon: What is it? Why is it making a rare appearance TONIGHT? THE Harvest Moon will make a rare October appearance tonight. But what is it? Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Atlantic Hurricane Season Is Expected to Be BusyTrilobites: Somehow, This Fish Fathered a Near Clone of ItselfNASA Spacecraft Finds a Chaotic Dance of Storms at Jupiter’s PolesCan the Paris Climate Deal Survive a Trump-Style Renegotiation?JUPITER: Dramatic images show Earth-sized cyclones on solar system's largest planetMichael Bliss, Historian Who Dispelled Myths of Insulin’s Discovery, Dies at 76