Fact Check: Which Is Bigger, the Earth or the Moon? the Science Behind the Viral Debate
By Elena Rostova
Direct dimensional side-by-sides expose the true gap between terrestrial geography and lunar dimensions. The figures below highlight the standard physical measurements accepted by NASA and the International Astronomical Union.
| Physical Measurement | Planet Earth | The Moon | Ratio / Difference |
|---|---|---|---|
| Mean Diameter | 12,742 km | 3,474 km | Earth is 3.67× larger |
| Mean Radius | 6,371 km | 1,737 km | Earth is 3.66× larger |
| Equatorial Circumference | 40,075 km | 10,917 km | Earth is 3.67× larger |
| Surface Area | 510.1 million km² | 37.9 million km² | Earth is 13.4× larger |
| Volume | 1.083 × 10¹² km³ | 2.195 × 10¹⁰ km³ | Earth is 49.3× larger |
| Mass | 5.972 × 10²⁴ kg | 7.342 × 10²² kg | Earth is 81.3× heavier |
| Surface Gravity | 9.807 m/s² | 1.622 m/s² | Moon has 16.5% Earth gravity |
Elena Rostova holds a Master's degree in Public Health Journalism. She covers groundbreaking medical research, holistic wellness trends, mental health awareness, and nutritional science.
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que es mas grande la luna o la tierra
