The Sun has produced another powerful X-class solar flare, underscoring the heightened activity of Solar Cycle 25 and reminding scientists that our star is entering one of its most energetic phases in ...

Add Yahoo as a preferred source to see more of our stories on Google. This year has given stargazers plenty of opportunities to catch the colorful auroras of the northern lights flicker across the ...

Scientists have developed a new way to predict the strength of the sun's next activity cycle up to seven years before it reaches its peak.

Add Yahoo as a preferred source to see more of our stories on Google. The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space weather ...

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 ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The northern lights ...

The colossal ball of hot gas at the center of our solar system will be lively for the next year, NASA said. The sun has reached its "solar maximum period," which is a state of heightened activity in ...

AI has unlocked a century of solar history from hand-drawn observations at Kodaikanal Solar Observatory. Researchers used machine learning to analyze daily "suncharts" from 1916-2007, transforming ...

After months of intense solar flares, NASA confirms that the Sun has reached the most active period of its cycle. Reading time 3 minutes The Sun has been acting up, and we can finally confirm why.

Has the Sun’s activity increased or decreased in the last few years? This is what a recent study published in The Astrophysical Journal Letters hopes to address as a team of scientists investigated ...

When you look up at the sky on a sunny day, the sun might seem like a bright spot, unchanging in the sky. But the sun is a complex, dynamic celestial body, wrapped in electrical currents and magnetic ...

Ty Roush is a breaking news reporter based in New York City. A selection of states in the northern U.S. could have an opportunity to see the northern lights on Friday, and it’s possible auroral ...