NGC 1316：星系碰撞之后
2022年5月17日 NGC 1316: After Galaxies Collide Image Credit & Copyright: Capture: Greg Turgeon; Processing: Kiko Fairbairn Explanation: Astronomers turn detectives when trying to figure out the cause of startling sights like NGC 1316. Investigations indicate that NGC 1316 is an enormous elliptical galaxy that started, about 100 million years ago, to devour...