NASA Tracks Sun to Shield Artemis II Crew on Lunar Flyby

Picture this: four astronauts strapped into Orion, screaming around the Moon at 24,000 miles per hour, with nothing but a thin spacecraft shell between them and the raw fury of space radiation. No Earth's magnetic field to deflect the sun's nastiest outbursts. That's the high-stakes reality facing NASA's Artemis II crew. But NASA's got their backs—literally keeping a laser-focused watch on our nearest star.

Recent updates from NASA highlight how space weather experts are on high alert. As the...