Where: At an altitude of about 80 kilometers, within about 20° of the north magnetic pole (which is in northern Canada)
When: When photons are emitted form oxygen and nitrogen due to charged particles from the Sun that hit the upper atmosphere and excite those gases to higher energy levels.
The aurora borealis occur at times of heightened states of solar activity, this also applies to the aurora australius.
thremosphere
The Aurora Borealis
''Aurora'' means Dawn and ''Borealis'' means North. So basically Aurora borealis means ''Dawn of north''.
When the Aurora Borealis happen, they can be seen from the Aleutian Islands.
"The Northern Lights" is Aurora Borealis's commonly used name.
Aurora Borealis - album - was created on 2004-06-22.
northen lights
Aurora Borealis occurs in northern parts of the world. Aurora Australis in southern parts of the world. Borealis is more known because there are more places and people to see them.
Aurora boreal, or even more technical, you can also say it as in Latin "Aurora borealis"[au̯.ˈɾo.ɾa.βo.ɾeˈa.lis]
Aurora Borealis is caused by particles hitting earth's atmosphere thermosphere and they are stopped, so they give of their energy in the "Northern Lights" or Aurora Borealis.
Aurora Borealis is caused by particles hitting earth's atmosphere thermosphere and they are stopped, so they give of their energy in the "Northern Lights" or Aurora Borealis.