NASA Sees the Moon's Permanent Shadows (video) NASA/Goddard Space Flight Center Share Print E-Mail Loading video... Caption Deep in the craters of the moon's south pole lurk permanently shadowed regions: areas that have not seen sunlight in more than two billion years. Now, NASA's Lunar Reconnaissance Orbiter is shedding a new light on some of our satellite's darkest mysteries. Credit NASA's Goddard Space Flight Center Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.