Northern lights occur when a solar flare interacts with Earth's atmosphere.

The Sun emitted a strong solar flare, peaking on 4 February 2026. NASA’s Solar Dynamics Observatory, which watches the Sun constantly, captured an image of the event. Solar flares are massive ...

Region 4366 seen on the surface of the sun via NASA's Solar Dynamics Observatory (SDO) spacecraft on Feb. 4, 2026. This ...

Space weather has seen a flurry of activity this week. An explosive solar flare that erupted Tuesday, just two days after the ...

"This is one of the most exciting results from Solar Orbiter so far." ...

A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...

Fired from a vast sunspot, the "coronal mass ejection" is expected to reach Earth on either Thursday or Friday this week.

Something stormy is happening in the skies right now. The sun has released a “relentless barrage” of solar flares (21 overall ...

India's space agency ISRO is closely watching intense solar flares. These powerful bursts from the Sun can cause radio ...

Considered our solar system's largest explosive events, solar flares can sometimes be as strong as a billion hydrogen bombs. Those with enough energy output to rank as an X-class have the potential to ...

Right on schedule to welcome the new month, the Sun has turned into a solar firing range of sorts this week, unleashing a ...

The recent crimson skies over Ladakh are a visual warning of the Sun's increasing instability. This volatility could pose ...