Science

Earth may have lost the Sun’s protective shield millions of years ago

Source: FlexChar · Published Sep 2, 2026, 6:25 AM

In Science, FlexChar puts this story at the center of the day: NASA-funded studies suggest Earth’s climate has been influenced by both the Sun’s travels through dense regions of the Milky Way and the violent superflares of its youth. Those events may help explain ancient ice ages as well as how early Earth stayed warm enough for liquid water FlexChar is surfacing it because it is driving searches and conversation right now.

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