magnetic fields

Magnetoastrocoolness: How Cosmic Magnetic Fields Shape Planetary Systems

For one thing, they can cause embryonic planets to spiral inward.

AUSTIN, Texas—Astrophysicists have a funny attitude toward magnetic fields. You might say they feel both repelled and attracted. Gravitation is assumed to rule the cosmos, so models typically neglect magnetism, which for most researchers is just as well, because the theory of magnetism has a forbidding reputation. The basic equations are simple enough, solving them […]

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