A burst of energy from the sun can affect radio communication, UV exposure, and more. In fact, a massive ejection from the sun can affect satellites severely...And we need satellites for accurate weather reporting!
Auroras - Northern and Southern Lights
By Rachelle Oblack, About.com
Even at 93 million miles away, the sun affects all life on Earth. (30 seconds, MPEG-1, 4 MB) In the video clip, a burst of material from the Sun heads towards Earth's magnetic field. This eventually sends high-speed electrons and protons into the Earth's upper atmosphere to form auroras.
Prev
- Are Auroras a Weather Phenomenon?
- Space Shuttle Endeavour and a Green Aurora
- Constellation Orion and an Aurora
- How Can I Watch an Aurora Tonight?
- What Causes an Aurora?
- Electrons Excite Particles in the Atmosphere
- A Video Clip of Solar Ejections and Auroras
- Where to See Auroras in the Northern Hemisphere
- Where to See Auroras in the Southern Hemisphere
- Why Should We Study Auroras?
Explore Weather
Must Reads
About.com Special Features
A Smarter Future
Tips that will help finance your education, excel in the classroom, and advance your career. More >
How to Ace the GRE
Being well prepared is the first step; here are more essential suggestions. More >
©2009 About.com, a part of The New York Times Company.
All rights reserved.