To Gollum, the Sun and the Moon were the Yellow Face and the White Face, and he seemed to detest both with equal venom. He claimed that both the Faces hurt his eyes, likely due to the centuries he had spent lurking in the black caverns beneath the Misty Mountains. He also feared what even the pale light of the White Face might reveal, and when the Moon shone at night, he would wait for it to set before venturing out on his secret errands.