Science ❯ Astrophysics

Cosmic Radiation

Solar Wind Wavelengths Radiation Belts Space Weather Solar Storms Planetary Composition Energy Flares Planetary Habitability X-ray Emissions Satellite Behavior Gamma Rays Radiation Effects

New Horizons Wakes From 321‑Day Hibernation and Resumes Science at Edge of the Solar System

The probe’s return lets scientists begin new measurements of the outer heliosphere that could help pin down where the Sun’s influence ends.

Swarm Satellites Confirm South Atlantic Magnetic Weak Spot Is Growing and Drifting West

SpaceX Launches Three Space-Weather Missions to Sun–Earth L1

VLBA Unveils Toroidal Magnetic Field in Neutrino-Bright Blazar Jet

Gas Giant HIP 67522 b Triggers Intense Stellar Flares, Accelerating Its Atmospheric Loss