A first-of its-kind space weather "tabletop" exercise has revealed major weaknesses in America's preparedness for severe ...

By sifting through that vast dataset, the team found 2,889 likely superflares on 2,527 sunlike stars. That works out to ...

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed. What followed was a cascade of environmental and biological changes that ...

Earth’s trusty magnetic field has been keeping the planet safe for at least 3.7 billion years. There’s a chance it might have ...

Caused by charged particles from the sun colliding with ... planet's magnetic field protects us from the onslaught. As Earth's magnetic field redirects the particles toward the poles — there ...

The resulting 3D model showed where charged particles were able to slip through Earth's geomagnetic field. The researchers found that during the Laschamps excursion, Earth's magnetic field reduced ...

In our daily lives, the sun seems constant and quiet, sedately shining at a steady pace. A fundamental rule in physics is ...

Auroras are natural light displays that occur when charged particles from the sun interact with Earth’s magnetic field and ...

A rare geomagnetic storm may bring the Aurora Borealis to 8 U.S. states, offering stunning night skies and potential radio ...

This surge in solar wind is linked to a giant coronal hole on the Sun, an area where the solar magnetic field opens up and ...

Earth’s magnetic field has long served as a vital shield ... this field forms the magnetosphere—a vast bubble that deflects charged particles from the Sun. This protective layer allows Earth ...