NASA’s newest mission, TRACERS, soon will begin studying how Earth’s magnetic shield protects our planet from the effects of space weather.

San Antonio-based Southwest Research Institute is managing the $115 million mission examining the effects of solar winds.

For 540 million years, Earth’s magnetic field and atmospheric oxygen levels have danced in sync — and NASA scientists just ...

NASA’s newest mission, TRACERS, soon will begin studying how Earth’s magnetic shield protects our planet from the effects of ...

At high doses, cosmic rays can tear through DNA molecules and damage biological tissue. Prolonged exposure to cosmic ...

The most energetic cosmic ray particle ever detected was given the brilliant moniker, the "Oh My God" particle. Detected in ...

This image depicts the X-ray emission intensity distribution (keyed in colors) calculated by the proposed model and Earth’s ...

After a one-day delay, a Falcon 9 rocket delivered NASA’s twin spacecraft Wednesday morning from Vandenberg Space Force Base, ...

The dual satellites will collect data on magnetic reconnection. A watch party for the launch has been rescheduled to ...

The magnetosphere, formed by Earth's magnetic field, acts as a protective shield that deflects solar wind—the flow of charged ...

The University of Iowa led NASA TRACERS mission launches today around 1 p.m. Here's how to tune in online or at a Iowa City ...

To better understand how the magnetic reconnection process works and its impact on Earth, NASA is launching a pair of ...