Solar Observing in the Space Age
We probe the Sun’s interior using helioseismology
The patterns of resonating waves reveal the Sun’s interior structure and motions
The Doppler effect reveals ripples on the surface
The Sun rotates faster at its Equator than its Poles
Earlier helioseismology results: plasma rivers
Recent results: rotation is variable at all depths
Implications for magnetic fields: a dynamo
The deep origins of the Sun Earth connection
Magnetic fields observed on the solar surface
Magnetic fields control the Sun’s atmosphere
We see different parts of the Sun’s atmosphere by looking in different colors
The Sun’s corona is filled with magnetic loops
Sunspot activity follows an 11-year cycle
Comparing the Sun: 1996 to 1999
How to recognize an Earth-bound CME
Space weather: a CME approaching Earth
Earth’s Magnetosphere and a CME
Earth’s magnetosphere reacting to a CME
Auroras often occur when a CME hits Earth
CME impact on Earth’s magnetosphere
When CMEs impact our magnetosphere
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