The sun erupted with an X1.9-class solar flare. NASA's Solar Dynamics Observatory captured the blast in multiple wavelengths.

Sunspot AR3229 erupted with an X2-class solar flare. NASA's Solar Dynamics Observatory captured the fireworks in multiple ...

Sunspot AR3663 erupted with powerful X1.6 and M4 solar flares. NASA's Solar Dynamics Observatory captured the fireworks.

The alignment of the Sun and Earth during the spring and autumn equinoxes can slightly increase activity, known as the ...

The Sun erupted with an X1-class solar flare.NASA's Solar Dynamics Observatory captured the fireworks in multiple wavelengths ...

With the Sun still in an active phase there could be more spectacular Northern light displays in the year ahead.

The magic of Christmas could soon manifest in the sky, with northern lights display possible in several U.S. states amid the ...

A NOAA forecast suggests that Northern Lights may be visible in northern U.S. states on New Year’s Eve and New Year’s Day ...

The sun typically goes through regular cycles of increased and decreased activity, but in recent years, it hasn't been ...

The Sun is now on its way towards a less active part of its cycle, and it will reach its “solar minimum” around 2031, ...

Leading X-ray space telescopes XMM-Newton and XRISM have spotted a never-seen-before blast from a supermassive black hole. In ...