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By jagrier on January 26, 2018 in

As promised, here is our second mystery concerning craters and incidence angle. This is an image of a region of the Moon south of Copernicus crater. Take a good look. Something isn’t quite right … Can you see what is off? If yes, you’ve probably spent a lot of time looking at images here at […]

By jagrier on January 5, 2018 in

As you know from having searched for impact craters on images here at CosmoQuest, some craters are are easier to spot and measure than others. One of the things that makes a crater easier to identify is a prominent shadow cast from the rim. Such shadows are created when the source of illumination (the sun) […]