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

NASA's Interface Region Imaging Spectrograph (IRIS) mission captured an X1.1-class solar flare. See time-lapse footage of the ...

On the Red Planet, aurorae glow green because the charged particles collide with oxygen atoms high above Mars. They may be ...

The Northern Lights wowed millions during a severe geomagnetic storm, visible across 18 U.S. states. Another aurora display ...

An image from NASA's Solar Dynamics Observatory shows the large coronal hole in the Sun's atmosphere, while NOAA's ENLIL solar wind model shows Earth in the middle of the high speed stream of the ...

A pair of solar eruptions may combine into a powerful "cannibal CME," boosting chances for dazzling auroras over Labor Day.

Vibrant aurora displays could be visible in up to 18 U.S. states ... On Saturday (Aug. 30), sunspot 4204, located near the ...

Skywatchers can expect stunning northern lights during the Labour Day holiday due to a solar storm caused by a coronal mass ejection (CME) from the sun. This storm, resulting from an M2.7 solar flare, ...

As night falls over New Zealand, the anticipation of witnessing the stunning Aurora Australis captivates both locals and visitors alike. Tonight, a remarkable opportunity arises for those in southern ...

Most places on Earth have seasons because our planet is on a tilt as it orbits the sun. But our star also has its own version ...

The stunning image shows the Moon, the northern lights, and the city lights over North America during peak solar activity.

There is a chance for some geomagnetic storms, potentially making the phenomenon visible in more states, forecasters said.