galaxy a great island of stars in space , all held together by gravity and orbiting a common center
{"Image DocumentName": "GalaxyA great island of stars in space, all held together by gravity and orbiting a common center.", "Image ImageDescription": "Remember that one of the most common student problems is confusion between the terms solar system and galaxy. You can use these slides of basic definitions to help combat this problem. M31, The Great Galaxy in Andromeda.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}