Tracing The Moon’s Origins
 
		
	
		Some new thinking may have brought astronomers a step closer to solving the mystery of how our moon formed. Researchers have long believed that the moon was cleaved from a Mars-sized planet that collided with Earth some 4.5 billion years ago. Yet recent tests of lunar rock samples suggest that the moon’s chemical makeup is too similar to Earth’s to […]
Read more 
				
			 
		 
		 
		 
		 
		 
		 
		 
		