Active asteroid P/2012 F5 captured by Keck II/DEIMOS in mid-2014. Credit: M. Drahaus, W. Waniak (OAUJ) / W. M. Keck Observatory
Active asteroid P/2012 F5 captured by Keck II/DEIMOS in mid-2014. Top panel shows a wide-angle view of the main nucleus and smaller fragments embedded in a long dust trail. Bottom panel shows a close-up view with the trail numerically removed to enhance the visibility of the fragments. Credit: M. Drahaus, W. Waniak (OAUJ) / W. M. Keck Observatory