Watch a powerful X1.2 solar flare erupt from the sun, causing radio blackouts over Hawaii. More flares from unstable sunspot 4114 may follow.

Solar flares can reshape exoplanet atmospheres within days, affecting temperature, winds, and potential habitability.

The sunspot’s previous flares also unleashed a coronal mass ejection (CME), eruptions of solar material ejected from the Sun that can cause geomagnetic disturbances on Earth.

Scientists have released the closest images ever to the sun, captured by NASA’s Parker Solar Probe flying 3.8 million miles ...

On June 17, 2025, the Sun released a massive X1.2 solar flare that peaked at 5:49 p.m. ET, as confirmed by NASA’s Solar Dynamics Observatory. This event marks a significant moment in the ongoing ...

Strongest solar flare of 2025 erupts from sun, sparking radio blackouts across Europe, Asia and the Middle East (video) Sunspot crackling with magnetic 'bombs' is now turning toward Earth (photo) ...

Another X-class solar flare triggers US communication blackouts as the sun continues to emit intense solar flares during the solar maximum.

The explosion created a 250,000-mile-long, boiling trench of hot plasma and debris in the star’s outer atmosphere.

NASA astronaut Nichole Ayers has shared an incredible image of a sprite, a rare weather phenomenon that's triggered high ...

The sun and Earth will have a special interaction this week. Here's why it matters.