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

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 ...

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 ...

Which planet is the furthest from the sun? Some may think it’s Pluto, but it’s actually Neptune. Learn more about this ice giant and how it can help us understand more about planets in our Solar ...

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

In a series of unprecedented events, the Sun has unleashed a barrage of coronal mass ejections (CMEs), reportedly raising concerns about the resilience of Earth’s power grids and modern technology.

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, ...

(PhysOrg.com) -- New photographs of the gas giant Jupiter, the first taken on May 9, show the massive reddish band of clouds known as the Southern Equatorial Belt in the planet’s southern hemisphere ...

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.

Interstellar comet 3I/ATLAS may be a primitive carbonaceous object, according to a new preprint study comparing the object's ...

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