The Solar Corona

The Solar Corona

The solar corona is the outermost layer of the Sun’s atmosphere, extending millions of kilometers into space. Although it is extremely thin and faint compared to the bright solar disk,…
What Are Sunspots?

What Are Sunspots?

Sunspots are temporary dark areas on the surface of the Sun, appearing darker than their surroundings because they are cooler regions of solar plasma. While the Sun’s surface (the photosphere)…
Why Earth Is Magnetic

Why Earth Is Magnetic

Earth behaves like a giant magnet, creating a magnetic field that extends far into space. This invisible shield, known as the magnetosphere, protects life from harmful cosmic and solar radiation.…
The Van Allen Belts

The Van Allen Belts

The Van Allen radiation belts are two layers of energetic charged particles trapped by Earth’s magnetic field. They form a protective shield around the planet, blocking much of the dangerous…
The Heliosphere

The Heliosphere

The heliosphere is a vast bubble-like region surrounding our solar system, created by the continuous flow of charged particles from the Sun known as the solar wind. It acts as…