Related topics: earth · carbon dioxide · ocean · nasa · planets

Iron snow ebb and flow may cause magnetic fields to come and go

Just as snow crystals form in the upper atmosphere, then fall to lower, warmer elevations and melt, scientists believe a phenomenon called iron snow happens in the molten iron cores of some planetary bodies. Cooling near ...

Strong solar flare erupts from sun

The sun emitted a strong solar flare, peaking at 4:55 p.m. EST, on Dec. 31, 2023. NASA's Solar Dynamics Observatory, which watches the sun constantly, captured an image of the event.

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