Quarks to Quasars

Huge Sunspot Aimed at Earth — Eruption Imminent?

The active region in question, called AR1476, is huge. In fact, as cheerfully pointed out by the SDO’s little yellow chicken mascot Camilla, the sunspot complex underlying the active region is about the size of Jupiter! In the image shown above, we are looking at light generated by plasma (heated to approximately 6,000 Celsius/Kelvin) in the sun’s photosphere. The sunspots appear dark as the sun’s intense magnetic field is thrusting through the photosphere from the interior, pushing the hotter surface layers aside, exposing the cooler plasma below.

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   … I don’t know much about this stuff. does this mean we’re all gonna die?

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    Huge Sunspot Aimed at Earth — Eruption Imminent? The active region in question, called AR1476, is huge. In fact, as...

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