During a close approach to the Sun, the European Space Agency’s Solar Orbiter watched that tipping point unfold in unusually ...

Solar flares are characterized by intense bursts of energy and radiation from the Sun’s surface. In a matter of just a few minutes, the material is heated to many millions of degrees. It produces a ...

The sun is not a static, tranquil sphere of gas, but an active, turbulent star with magnetic fields that twist and snap in powerful eruptions. Among the most striking and energetic of these eruptions ...

Close-up observations of the Sun explain how solar flares start, grow, and send high-energy particles racing through space.