On Oct. 7, 2010, NASA's Solar Dynamics Observatory, or SDO, observed its first lunar transit when the new moon passed… https://www.rawpixel.com/image/9975479/photo-image-moon-space-vintageFree Image from public domain licenseAnonymous astronaut watching a solar eclipse astronomy outdoors nature. https://www.rawpixel.com/image/14174447/anonymous-astronaut-watching-solar-eclipse-astronomy-outdoors-natureView license