Science ❯ Astrophysics

Radiation

Electromagnetic Radiation Luminosity X-ray Emission Lyman-alpha Radiation Terrestrial Radiation Quasars Energetic Electrons Electromagnetic Spectrum Solar Radiation Ultraviolet Radiation Far-Ultraviolet Radiation Infrared Radiation High-Energy Radiation X-rays Ionization Supernovae Stellar Winds Gamma Rays Nonthermal Radiation Ionized Gas Quantum Effects

Day-Long, Repeating Gamma-Ray Burst From Distant Galaxy Challenges Standard Models

The peer-reviewed finding has prompted intensive follow-up to determine its distance, energetics, origin.

NOAA Issues G2 Geomagnetic Storm Watch as AR 4168 CME Nears Earth

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

Supermassive Black Hole Winds Proposed as Source of Ultra-High-Energy Cosmic Rays