Science ❯ Astrophysics

Radiation

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

Hubble Maps 25 Years of Expansion in the Crab Nebula

The study ties the remnant’s growth to the central pulsar’s wind.

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

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