The Northern Lights, or Aurora Borealis, are not magnetic themselves. However, they are a consequence of Earth's magnetic field. Here's how it works:

1. Solar Wind: The sun constantly emits a stream of charged particles called the solar wind.

2. Earth's Magnetic Field: Our planet has a magnetic field that acts like a shield, protecting us from the harmful solar wind.

3. Interaction: When the solar wind reaches Earth, some of its charged particles get trapped by the Earth's magnetic field lines.

4. Funneling: These trapped particles are funneled towards the poles, where the magnetic field lines are closer together.

5. Collision: As the charged particles travel towards the poles, they collide with atoms in the Earth's atmosphere.

6. Light Emission: These collisions excite the atoms, causing them to release energy in the form of light, creating the beautiful auroras.

So, it's the Earth's magnetic field that guides the charged particles from the solar wind, leading to the auroras.

The auroras are not magnetic themselves, but their existence and shape are directly influenced by Earth's magnetic field.