This summer, the European Space Agency’s Near-Earth Object Coordination Centre (NEOCC) started posting “riddles” or challenges on their website. These riddles provide a look at how difficult it is for astronomers to find faint, near Earth objects (NEO). Try it for yourself by looking at the animation below: Unless your eyes are used to quickly … Continue reading "There are Three Asteroids Hiding in this Animation, See If You Can Find Them"