December 17, 2025
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0:52Now PlayingEarly lunar orbiter missions revealed something unexpected.
The Moon’s gravitational field is uneven, shaped by mass concentrations known as mascons. These anomalies were strong enough to perturb spacecraft trajectories, forcing NASA to reanalyze tracking data using the Deep Space Network.
The results challenged assumptions about the Moon’s internal structure and hinted that its formation and evolution may be far more complex than originally believed.
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