Star Wars. Death Star. John Williams music and the hair rising on the back of your neck as you realize "That's no moon".
(I recommend playing the linked John William's music above while reading this diary. It enhances the experience ten fold. Go on, I'll wait.)
You would be right about that, it's not a moon, it's the FABULOUS new gay planet of Makeb in the online MMORPG Star Wars: The Old Republic.