PowerPoint Presentation

Space WeatherAlice HirshInternational Studies and EconomicsCollege of Arts and Sciences

The Sun

Suns Magnetic Field

Sun Spots

Cooler areas of the surface

Magnetic fields from within the sun emanate from them

Solar Prominences

Loops of Plasma

Follows Suns magnetic field lines

Eventually snaps, spewing plasma into space

Sometimes, towards Earth6Corona

Coronal Hole

Coronal Mass Ejections

Coming Towards EarthSolar Wind and Storms

Earths Protection: MagnetosphereMagnetic Lines emanate from North and South magnetic poles (different from geographic poles on most maps)

Stretches beyond the atmosphere

Charged Particles From Sun Collide with Magnetosphere

Causes

Auroras!

Collision

ProblemsAstronauts

Satellites

GPS

Radio Wave Black Outs (solar flares)

Electric Grid

Airplane Navigation

Underwater Cables

Yesterdays Space WeatherNOAA WarningCMEs Sept 9, 10. From same sunspotExpected impact Sept. 13

Links to Sourceshttp://www.nasa.gov/mission_pages/sunearth/spaceweather/index.html#q14http://www.nasa.gov/mission_pages/rbsp/science/rbsp-spaceweather.html#.VBmswkikU3Khttp://www.swpc.noaa.gov/NOAAscales/http://www.nasa.gov/mission_pages/rbsp/science/rbsp-spaceweather-human.html#.VBjPE0ikU3Jhttps://www.youtube.com/watch?v=7Mz2laHjVoQhttp://www.swpc.noaa.gov/alerts/archive/current_month.htmlhttp://www.cbc.ca/news/technology/northern-lights-auroras-expected-after-2-huge-solar-flares-erupt-1.2763354

Thanks!