It's Sagittarius season! Trying to come up with a fab name for your late-November or early-December baby? We've got names for days for this delightful, generous-spirited fire sign — and we have no doubt you'll find at least a handful of contenders right here. What should you expect from your baby Sag? Fun, fun, and more fun. Ruled by the expansive, benevolent planet Jupiter, Sagittarians are known for their love of travel, freedom, and adventure. Sagittarius kiddos are optimists at heart…