“It’s the first time we have detected one,” says Cyril Tasse of the Paris Observatory, referring to a coronal mass ejection, or CME, erupting from any star other than the Sun. Caught in unprecedented ...

Sunspot AR3500 blasted a M9.8-class solar flare. NASA's Solar Dynamics Observatory captured footage of the flare in multiple wavelengths. Views from the ESA/NASA Solar and Heliospheric Observatory ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Wisconsin's night sky glowing with Northern Lights as a ...

Astronomers using the European Space Agency's XMM-Newton space observatory and the LOFAR telescope have definitively spotted an explosive burst of material thrown out into space by another star—a ...

The Sun looks like a warm yellow sphere with a surface covered with glowing messy hair. The yellow glow extends to the edges of the image, with some regions brighter than others. Many bright yellow ...