Lunar Eclipse Geometry (IMAGE) Southwest Research Institute Caption This diagram shows the relative positions of the Earth, Sun, Moon and the Lucy spacecraft during the lunar eclipse. Credit SwRI Usage Restrictions Images/videos may be used by the media and the public for educational and informational purposes only. License Original 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.