You are here

Explore NASA Science

Twinkle Twinkle GPS Poster 1

Dynamic bubbles of ionization in Earth's upper atmosphere can cause GPS signals to "twinkle" like stars, affecting the quality of navigation on Earth... Read more

Escape of the Destructive Electrons Poster

Earth is surrounded by electrons that can be disruptive to our technology. NASA is using high-altitude balloons and spacecraft to monitor and... Read more