Do you think it means anything? 🙂 Well yes, that is the way astronomers calls comets. First letter indicates if comet is periodic (P) or not (C). Second part is the year the comet has been spotted....Read More
In the center of the picture below there is Gassendi crater (111km). The crater has been inundated by lava during the formation of nearby Mare Humorum (below the crater), so only the rim and central p...Read More
Privacy & Cookies Policy
Necessary cookies are absolutely essential for the website to function properly. This category only includes cookies that ensures basic functionalities and security features of the website. These cookies do not store any personal information.