Elachee Nature Science Center is moving its biggest fundraiser of the year from its nature center campus to downtown Gainesville. The Starlight Adventure Benefit will be at 6 p.m. Saturday, Nov. 21 at the Brenau Downtown Center at 301 Main St. SW in Gainesville. Starlight is a relaxed and casual party featuring beverage and appetizer bars, live music, low-country boil served dinner and live and silent auctions.