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.…
How Satellites Monitor Climate

How Satellites Monitor Climate

Modern satellites have become one of the most important tools in understanding and tracking climate change. Orbiting Earth, they provide scientists with continuous and detailed data about the atmosphere, oceans,…
What Is the Ionosphere?

What Is the Ionosphere?

The ionosphere is a special region of Earth’s upper atmosphere, located roughly between 60 and 1,000 kilometers above the surface. It is filled with charged particles (ions and electrons), created…