"Lunar craters" refers to the indentations or holes found on the surface of the moon. These craters are formed when objects like meteoroids or asteroids hit the moon's surface, causing it to create a bowl-shaped hole. Full definition
Scientists haven't always agreed on the size of lunar craters because lava filled many of the biggest impact basins on the side of the moon that faces Earth. (sciencenews.org)
It then began peering with an infrared camera into lunar craters in search of signs of ice and measuring topography with radar and optical cameras. (discovermagazine.com)
During the past two years, citizen scientists have helped locate more than 500 million lunar craters by using an app called MoonMappers. (scientificamerican.com)