Space, GPS & MapsSpace Weather
The Northern Lights
Solar wind paints the sky by exciting gases high above us
Green curtains ripple across a night sky with nothing burning and no lamp anywhere. So what is glowing up there?
You'll find out
- Where the glowing particles come from
- Why the lights come in different colors
- Why a phone camera sees them better
Why it matters
The storms that paint the sky can also knock out power and radio. Knowing how they work helps you catch the show.
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