100 Lunar Days - Part I (VIDEO) NASA/Goddard Space Flight Center This video is under embargo. Please login to access this video. Caption In October 2017, The Lunar Reconnaissance Orbiter celebrates 100 lunar days of being at the Moon. Part 1 of this video series helps explain what a 'lunar day' is, and what it means for the spacecraft's mission to have been at the Moon for this period of time. Download: https://svs.gsfc.nasa.gov/12739 Credit NASA's Goddard Space Flight Center/David Ladd Usage Restrictions None License Licensed content 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.