Tag: Magnetosphere
-
NASA’s STORIE Mission to Tell Tale of Earth’s Ring Current
Earth’s magnetic field is like a powerful trap. It lures electrically charged particles in space, near our planet, and snares them in an invisible, doughnut-shaped pen around Earth known as the ring current. This captive swarm of charged particles plays…
-
What NASA Is Learning from the Biggest Geomagnetic Storm in 20 Years
One year on, NASA scientists are still making huge discoveries about the largest geomagnetic storm to hit Earth in two decades, the Gannon storm. The findings are helping us better understand and prepare for the ways in which the Sun’s…
-
NASA’s LEXI Will Provide X-Ray Vision of Earth’s Magnetosphere
Editor’s Note, Feb. 25, 2025: The LEXI telescope was turned on successfully shortly after launch on Jan. 16. The instrument has operated for several hours every day conducting checkouts and initial commissioning, operating for a total of more than 50…