Detected Starry Tail (IMAGE) National Institutes of Natural Sciences Caption (Left) M81 Group survey footprint (white and red circles) overlaid on a Sloan Digital Sky Survey image. (Right) The spatial distribution of red giant branch stars at the same distance as F8D1 in the field delineated by the red circle in the left panel. The upper right image is a zoom in on the main body of the F8D1 galaxy. Credit NAOJ Usage Restrictions none 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.