It's Official: Scientists Confirm What's Inside The Moon : ScienceAlert

AND IT'S CHEESE! 🧀 jk

Okay since none of you seem to have a sense of humor evidently, the discovery is the inner core of the Moon is, in fact, a solid ball with a density similar to that of iron. This, researchers hope, will help settle a long debate about whether the Moon's inner heart is solid or molten, and lead to a more accurate understanding of the Moon's history – and, by extension, that of the Solar System.