Archives for the 'aurora' Category
The Aurora (Part 2: Origin of the Aurora)
Published on 12 Nov 2006 at 2:37 pm.
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Filed under Earth, aurora, physics.
Yesterday, I wrote about observing the aurora. Today, I am going to write a bit about the origin of the aurora. There are two types of aurorae: the diffuse aurora, which is shown above, and the disctrete aurora, as is shown to the right. The diffuse aurora is always present, but is very dim, lacks […]
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The Aurora (Part 1: Observing)
Published on 10 Nov 2006 at 9:22 pm.
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Filed under aurora, skywatching.
Mary Jo recently posted about auroral forecasts. That got me to thinking that I’d say a bit about aurorae, too. (The plural is either auroras or aurorae. Both seem to be acceptable, but I like aurorae, which is the Latin form.) The aurorae are generally seen near the Earth’s magnetic poles, […]
