NASA's flagship space telescope captured flares from the disk of superheated material around the black hole, revealing the dynamic—and explosive—physics at our galaxy's core.

Astrophysicists have observed our central supermassive black hole. They found the accretion disk is constantly emitting flares without periods of rest. Shorter, faint flares and longer, bright flares ...

Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new way to explore how massive stars interact and evolve, confirming the unique ...

This famous “battle zone” refers to a phase of the solar cycle during which the appearance of giant coronal holes is observed ...

Americans in the northernmost parts of the continental U.S. could see the northern lights on Sunday, as the National Oceanic ...

A minor-to-moderate geomagnetic storm is expected Saturday night, the National Oceanic and Atmospheric Administration said.

More states in the northern U.S. will have a chance of seeing aurora borealis on Friday, as high-speed winds from a spot on ...

This Valentine's Day, stargazers in some parts of the United States will have the opportunity to experience the surreal views ...

Imagine gazing up at the night sky this Valentine's Day and witnessing a celestial dance of colors. The Northern Lights are ...

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

VDE Americas’ new hail risk atlas, now available for use on the Esri ArcGIS platform, can compare and evaluate the site-specific hail risk of current and future solar projects across the United States ...