Solar flares and other activity can disrupt radio communications, power grids and navigation signals, according to NASA.

The ESA's JUICE probe has for the first time photographed interstellar comet 3I/ATLAS in an active state, revealing a glowing ...

A sunspot, potentially generating multiple solar flares, may lead to auroras that could be visible as far south as Alabama.

This year has given stargazers plenty of opportunities to catch the colorful auroras of the northern lights flicker across the night sky, and that's expected to continue as the sun is now in its solar ...

New NASA and ESA images show interstellar comet 3I/ATLAS erupting with fresh activity as it races toward its closest approach ...

Once-rare displays of Northern Lights at southerly latitudes look set to continue for the foreseeable future as scientists confirmed that August saw the sun at its most active for 23 years. The sun's ...

Last month, the European Space Agency used five of the science instruments attached to its JUICE spacecraft to examine ...

Analysis of the second confirmed interstellar comet to visit our solar system suggests that the alien body could be covered ...

Learn more about volcanic activity on Mars and how it may have once provided vital elements to the atmosphere.

Recent strange activity around Jupiter’s volcanic moon, Io, confused and excited scientists. By Oliver Whang Io, the third largest of Jupiter’s moons, is caught in a pressurized, explosive dance.

NASA and NOAA have confirmed that the Sun has entered a new solar cycle, with activity beginning to ramp back up from its minimum in December 2019. This next cycle is forecast to be rather quiet, ...

Learn more about two of the earliest reports of a total solar eclipse and corona, which were recorded in China, and solve ...