Mars Core Discovery: Chinese & International Scientists Reveal Key Findings
- By Xinhua, edited by Imam budilaksono. Copyright © 2025 Antara News Agency.
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- A joint Chinese and international team of scientists has announced the first confirmed discovery of a dense deep core on Mars.
Dense Deep Core Discovered on Mars, Shedding Light on Planetary Evolution
Table of Contents
By Xinhua, edited by Imam budilaksono. Copyright © 2025 Antara News Agency. Updated September 4, 2025, at 15:06:41.
It is strictly forbidden to take content, do crawling or automatic indexing for AI on this website without written permission from the Antara News Agency.
Discovery Details
A joint Chinese and international team of scientists has announced the first confirmed discovery of a dense deep core on Mars. This core is estimated to have a radius of approximately 600 kilometers (373 miles). The finding provides crucial insights into the history of the planet’s magnetic field and its overall evolution.
Why Mars Matters
As a terrestrial planet with the most Earth-like environment in our solar system, Mars is a primary focus for understanding planetary internal structure and a key target for deep space exploration. Studying Mars can help scientists understand the formation and evolution of rocky planets, including our own.
The Challenge of Inner Space
Investigating the internal structure of any planet is inherently arduous. On earth, the existence of a core was first inferred in 1936 through the analysis of seismic waves, but it took nearly 50 years to definitively confirm its existence. Exploring the interior of Mars presents even greater challenges.
Despite recording thousands of Martian earthquakes (marsquakes), scientists have faced obstacles such as weak signals and signal distortion, hindering detailed structural studies. The InSight lander, while providing valuable data, was limited in its ability to fully characterize the Martian interior due to these challenges. NASA’s insight mission provided the initial data that paved the way for this discovery.
Research Team and Methodology
The research was led by Sun Daoyuan and Mao Zhu from the Chinese Academy of Sciences. Details regarding the specific methodology used to analyze the marsquake data and infer the core’s properties have not yet been fully published, but are expected to appear in a peer-reviewed scientific journal shortly. The team likely employed advanced seismological techniques to model the propagation of seismic waves through the Martian interior.
Implications for martian Magnetic Field
The discovery of a dense core is directly linked to understanding the history of Mars’ magnetic field. Earth’s magnetic field is generated by the movement of molten iron in its outer core. A similar process may have once occurred on