Turns out the moon is not made of cheese, though it would have been a popular appetizer at your next dinner party. A thorough investigation revealed that Earth’s satellite has an inner core with a density similar to iron, which appears to settle the longstanding debate over it being solid or molten. There’s more in this Science Alert article, including how astronomers made the discovery and why it could lead to a better understanding of the solar system. https://flip.it/0nP7A1 #Science#Earth#Moon#Solar System #Space
