GeoLog

southern lights

Imaggeo on Mondays: Capturing the aurora

The northern lights, or aurora borealis, are created as charged particles interact with the Earth’s atmosphere.  These electrons are part of the solar wind and as they pass through the Earth’s magnetic shield (the magnetosphere); the charged particles collide with those in our atmosphere, emitting light. In the southern hemisphere this phenomenon is known as the aurora australis, but both are caus ...[Read More]