Solar flares are classified based on their strength and fall into five designated categories: A, B, C, M and X. An X-class ...

A constellation of satellites orbiting 250 miles above Earth’s surface shows how solar and wind have taken off in recent years: Here’s what renewable energy sites looked like eight years ago.

Known as AR3664 to its friends, the huddle of spots on the Sun’s surface fired powerful solar ... spectrum, including X-rays and UV radiation. When they smash into Earth, they give an electrical ...

With a radius of 3,959 miles, Earth is the fifth largest planet in our solar system, and it's the only one known for sure to have liquid water on its surface. Earth is also unique in terms of ...

A powerful X1.1-class solar flare was released by the sun on March 28, resulting in radio blackouts across North and South ...

BEIJING -- A geostationary satellite network observation (GSNO) system has been developed to precisely monitor changes in ...

The largest flare of this solar ... spectrum, such as ultraviolet light and X-rays. ‘These emissions of electromagnetic radiation travel at the speed of light and so reach the Earth about ...

Despite the name, however, this isn't a physical hole in the solar surface; coronal holes are ... from this coronal hole are scheduled to reach Earth by the end of this week.