Earth’s Magnetic Field
Editor’s Note, Feb. 25, 2025: The LEXI telescope was turned on successfully shortly after launch on Jan. 16. The instrument has…
After contributing to many important findings on the boundary between Earth’s atmosphere and space — an area where space weather…
From Earth, the Sun can seem steady and predictable. But when you look at our star close up, there’s a…
After 30 years in orbit, mission operations for the joint NASA-JAXA Geotail spacecraft have ended, after the failure of the…
An alert pops up in your email: The latest spacecraft observations are ready. You now have 24 hours to scour…
A small but evolving dent in Earth’s magnetic field can cause big headaches for satellites. Earth’s magnetic field acts like…
The space high above Earth may seem empty, but it’s a carnival packed with magnetic field lines and high-energy particles.…
When NASA’s Magnetospheric Multiscale — or MMS — mission was launched, the scientists knew it would answer questions fundamental to…
NASA scientists studying high-altitude radiation recently published new results on the effects of cosmic radiation in our atmosphere. Their research…
