Our magnetosphere plays the role of gatekeeper, repelling unwanted energy that's harmful to life on Earth, trapping most of it a safe distance from Earth's surface in twin doughnut-shaped zones called ...

Imagining every drop of Earth’s water hurled into the Sun sounds like a last-ditch cosmic fire extinguisher, but the physics points in a very different direction. Instead of snuffing out our star, ...

Everything that has a beginning will have an end. From organisms to planets, the arc remains the same for all parts of the universe, even for one of t.

The Committee on Earth Science and Applications from Space (CESAS) provides an independent, authoritative forum for identifying and discussing Earth system science research requiring data from space ...