"Attention, emergency, all personal, you now have 15 minutes to reach minimum safe distance."
At the 1 hour, 50 minute mark - the bravest act a character in a movie has ever made happens when warrant officer Ellen Ripley descends more than 20 levels down into a terraformer that is about to detonate in 15 minutes to save a seven year old girl named Newt. Ripley, Bishop and Corporal Dwayne Hicks could easily escape the planet, but no, Sigourney Weaver's…