Magnetism

Magnetism

A photo of a bar magnet covered with iron filings showing the magnetic field lines.
Iron filings lining up along the magnetic fields lines
of a bar magnet
Credit: Newton Henry Black

Predict the Solar Cycle

The Sun is a constant presence in our life on Earth. It gives us the heat and light we need to survive. But it is not a stable place. The Sun is a ball of hot plasma which is constantly changing.

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Predicting the Sun's Cycle


What Can We See on the Sun?

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Close up images of the Sun including solar flares, sunspots, and a solar eclipse