They are all coming from the same sunspot complex, a region known as 4366. Since Sunday, it has released six X-class flares.

The lunar energy of these eclipses is pushing our emotions to extremes, so prepare yourselves for meltdowns, burnouts, and ...

A new sunspot group has quickly grown and is spewing out the most intense type of solar flare. Effects on Earth are forecast ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. After a relatively quiet 2025 for eclipses, the skies are ...

Data from NASA's Parker Solar Probe has enabled astronomers to map the unssen surface of the sun's atmosphere for the first time. When you purchase through links on our site, we may earn an affiliate ...

Parker Solar Probe reached "perihelion," the nearest point to the sun in its orbit, on Dec. 13, 2025. Credit: ASA / Johns Hopkins APL / Steve Gribben illustration A NASA spacecraft is making a close ...

Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women. When you purchase through links on our site, we may earn an affiliate ...

You can use multiple light sources to charge solar lights, but they work best with sunlight, so it's almost always better to leave them out in the sun. They use the same technology as solar panels, ...

Sun King, the world’s largest off-grid solar company, expects that manufacturing plants it’s planning for Kenya and Nigeria will deliver import substitutions of $150 million each over the next five ...

Astronomers report that Chiron, an icy world between Saturn and Uranus, is building a fresh set of rings. The timing matters, because the system seems to be evolving. A Brazil-led team is tracking it.