New Study Reveals Surprising Truth About Moon’s Composition
After years of speculation and debate, a groundbreaking study published in May 2023 has debunked the popular myth that the Moon is made of green cheese. Instead, researchers have discovered that the Moon’s inner core is a solid ball with a density similar to that of iron, shedding light on the celestial body’s mysterious composition.
Led by astronomer Arthur Briaud from the French National Centre for Scientific Research, the study represents a significant milestone in our understanding of the Moon’s internal structure. By analyzing seismic data collected from various space missions and lunar laser-ranging experiments, the research team was able to create a detailed profile of the Moon’s core.
One of the key findings of the study is the confirmation of an active overturn process deep within the lunar mantle. This process involves denser material sinking towards the center of the Moon while less dense material rises, providing insights into the formation of volcanic regions on the lunar surface.
Moreover, the study revealed that the Moon’s core closely resembles that of Earth, with an outer fluid layer and a solid inner core. The outer core has a radius of approximately 362 kilometers, while the inner core has a radius of about 258 kilometers, constituting around 15% of the Moon’s total radius.
Interestingly, the density of the Moon’s inner core was found to be around 7,822 kilograms per cubic meter, akin to the density of iron. This discovery aligns with previous research conducted by NASA scientists in 2011, further solidifying the case for an Earth-like lunar core.
Furthermore, the study’s findings have significant implications for understanding the Moon’s magnetic field evolution. The presence of a solid inner core suggests a link between the core’s composition and the decline of the Moon’s magnetic field approximately 3.2 billion years ago.
With plans to return to the Moon in the near future, the prospect of seismic verification of these findings offers exciting opportunities for further exploration and discovery. The research, which has been published in the prestigious journal Nature, marks a crucial step forward in unraveling the mysteries of our celestial neighbor.
This article was originally published in May 2023 and has been adapted for WordPress.
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