A powerful 'X-class' solar flare just hit Earth. Forecasters are bracing for more sun activity in the coming days.

An X-class flare erupts on the sun (lower right), emitting a burst of electromagnetic radiation, on March 28, 2022 Eastern Time.

NASA Solar Dynamics Observatory

• The sun blasted Earth with a powerful X-class solar flare on Tuesday, causing radio blackouts.
• Three more moderate solar flares followed, and we could see more eruptions in the coming days.
• The sun has already produced more X flares in 2023 than 2022, as it's ramping up to peak activity.

A powerful solar flare flashed at Earth on Tuesday...