For observers on Earth, the sun appears as a bright, familiar disk—but what we see is only half the story. Like the moon, one ...

Before two dead stars slam together in one of the universe’s most violent events, their magnetic fields erupt in a storm so intense it can light up space long before the crash. Using a powerful ...

The findings will help scientists refine theoretical models of magnetic reconnection to better understand how solar storms ...

Before a solar storm races across space and impacts technology on Earth, it starts with an explosive process on the Sun known as magnetic reconnection.

The scientific wonderers at What If examine how various alien environments across the Kepler system would physically transform a person.

For decades, planetary scientists have debated a fundamental question about the moon's early history: Did it once generate a powerful or a weak magnetic field? A new study suggests both options are ...

NASA’s Chandra X-ray Observatory has revealed that Sun-like stars dim in X-ray emissions up to 15 times faster than earlier ...