The Northern Lights by the numbers

 

240:
Nights per year the aurora is visible in the central Northwest Territories
 
50:
Nights per year it’s visible in the High Arctic
 
1:
Nights per year it’s visible in Los Angeles
 
24:
Hours per day that the aurora is active
 
80:
Average elevation, in kilometers, of pale green auroras
 
400:
Average elevation, in kilometers, or bright red auroras
 
200,000:
Volts measured in auroras during intense magnetic storms.
 
3,000,000:
Speed, in kilometers per hour, at which charged solar particles bombard Earth’s atmosphere, setting off the aurora
 
1,500:
Frequency per year that those bursts of particles hit the Earth
 
11:
Number of years between peaks in auroral activity
 
1616:
Year in which Gallileo Galilei coined the name “aurora borealis”
 
1958:
Year in which North America experienced an aurora so massive it was seen in Mexico City
 
(Keen to see the Lights in person? Check out our Aurora adventures.)

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