
Magnetic Fields in the Cosmos
The dynamo mechanism for the generation of magnetic fields explains why Venus has no field, why the sun has an oscillating field and why the dominant galactic field is parallel to the plane of the galactic disk

Magnetic Fields in the Cosmos
The dynamo mechanism for the generation of magnetic fields explains why Venus has no field, why the sun has an oscillating field and why the dominant galactic field is parallel to the plane of the galactic disk

The Sun
Recent spacecraft observations have revealed spectacular new features of the solar surface and atmosphere. What happens inside the sun, however, has lately become more mysterious

The Solar Wind
Comet tails and other phenomena indicate that a thin, hot gas of solar particles flows past the earth at supersonic speeds. This gas is simply the expanding corona of the sun