This peak of activity is expected to last for another year, according to NASA.

Expect to see more northern lights in unusual places as the sun continues to sizzle, space weather forecasters said Tuesday.

Solar flares are flashes of ultraviolet and X-ray radiation released from active areas of the sun's surface, usually sunspots. They are classed by power on a scale of A, B, C, M, and X-class, where X ...

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

Star gazers can expect more glimpses of the northern lights as the sun reaches its solar maximum, causing more geomagnetic storms.

NASA and NOAA have declared the Sun's solar maximum, noting increased sunspot activity and heightened solar events that influence Earth's space weather. This period is linked to significant ...