SCIENCE

Sun emits strong X-class solar flare

By Sanjana Shankar

1

Solar flares

NASA's Solar Dynamics Observatory captured a strong solar flare erupting from the Sun on June 20. The flare was seen coming from the sunspot AR3341.

2

Classification

Solar flares are powerful bursts of energy from the Sun. They fall under five classes: A, B, C, M, and X. X-class is the most intense while A-class is the weakest.

3

Intense solar flare

The solar flare observed on June 20 is classified as an X1.0 flare, where the number denotes the strength of the eruption.

4

Effect

Solar flares can affect radio communications, electric power grids, and navigation signals. They can even pose risks to spacecraft and astronauts.

5

Shield

However, on Earth, we are protected from the effects of solar flares, thanks to the planet's magnetic field and atmosphere.

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