• About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos
Skip to content
  • AGU.org
  • Career Center
  • Join AGU
  • Give to AGU
Eos

Eos

Science News by AGU

Support Eos
Sign Up for Newsletter
  • About
  • Sections
  • Topics
    • Climate
    • Earth Science
    • Oceans
    • Space & Planets
    • Health & Ecosystems
    • Culture & Policy
    • Education & Careers
    • Opinions
  • Projects
    • ENGAGE
    • Editors’ Highlights
    • Editors’ Vox
    • Eos en Español
    • Eos 简体中文版
    • Print Archive
  • Science Policy Tracker
  • Blogs
    • Research & Developments
    • The Landslide Blog
  • Newsletter
  • Submit to Eos

space weather (hazard)

Aurora over Mason City, Iowa, spawned by a geomagnetic storm that started 18 September 1941.
Posted inFeatures

The Geomagnetic Blitz of September 1941

by J. J. Love and P. Coïsson 15 September 201610 November 2022

Seventy-five years ago next week, a massive geomagnetic storm disrupted electrical power, interrupted radio broadcasts, and illuminated the night sky in a World War II battle theater.

space-weather-magnetosphere-model-protect-satellites
Posted inResearch Spotlights

Predicting Space Weather, Protecting Satellites

Leah Crane by L. Crane 4 August 201613 October 2021

A new model predicts electron and ion fluxes at geosynchronous orbit an hour ahead of time, allowing satellite operators to protect their instruments.

CASSIOPE-satellite-measure-Earth-atmosphere-ionosphere
Posted inResearch Spotlights

Tracking Ions at the Edge of the Atmosphere

Leah Crane by L. Crane 2 August 20165 July 2022

The first results from a recently launched satellite hold promise for studying solar storms, the very top of Earth's ionosphere, and how the atmosphere is evolving.

Posted inResearch Spotlights

How Accurate Are Ionospheric Models?

by Mark Zastrow 21 June 201612 October 2022

A new study puts the latest version of a venerable model of Earth's ionosphere to the test, with some unexpected results.

Posted inEditors' Vox

Space Weather Research and Forecasting Act Introduced to Senate

by D. J. Knipp 10 June 20165 July 2022

This bill is a welcome and proactive effort to align all federal agencies to act in the nation's best interest when it comes to forecasting and responding to extreme space weather events.

Solar flares took place much more frequently 4 billion years ago than today, bombarding Earth with energetic protons and radiation.
Posted inNews

Did Solar Flares Cook Up Life on Earth?

JoAnna Wendel, freelance science writer and illustrator by JoAnna Wendel 23 May 201612 October 2022

Scientists have found that "super" solar flares could have warmed the ancient planet and jump-started life.

Aurora over Poker Flat Research Range near Fairbanks, Alaska, in March 2011.
Posted inScience Updates

Aurorasaurus Puts Thousands More Eyes on the Sky

by J. Clayton and M. Hall 18 April 201631 January 2022

Citizen scientists share real-time auroral sightings to advance research.

Posted inEditors' Vox

Toward an Understanding of Earth-Affecting Solar Eruptions

by Y. Wang 30 March 201627 April 2022

Coronal mass ejection forecasting improves with technological developments and increasing availability of data.

Posted inResearch Spotlights

Gamma Ray Bursts Leave Their Mark in the Low Ionosphere

by L. Strelich 10 March 201610 March 2023

Scientists use very low and low-frequency radio signals to detect short gamma ray bursts and their impact on the low ionosphere.

Posted inResearch Spotlights

New GPS Satellite Technique to Monitor Ionospheric Disturbances

by S. Kelleher 7 March 201624 January 2023

Researchers are developing better ways to use satellites to understand space weather events that can interfere with technology.

Posts pagination

Newer posts 1 … 10 11 12 13 14 Older posts
A view of a Washington, D.C., skyline from the Potomac River at night. The Lincoln Memorial (at left) and the Washington Monument (at right) are lit against a purple sky. Over the water of the Potomac appear the text “#AGU24 coverage from Eos.”

Features from AGU Publications

Research Spotlights

Machine Learning Simulates 1,000 Years of Climate

27 August 202527 August 2025
Editors' Highlights

Spacecraft Surveys Shed New Light on Auroral Kilometric Radiation

3 September 20253 September 2025
Editors' Vox

Experienced Researcher Book Publishing: Sharing Deep Expertise

3 September 202526 August 2025
Eos logo at left; AGU logo at right

About Eos
ENGAGE
Awards
Contact

Advertise
Submit
Career Center
Sitemap

© 2025 American Geophysical Union. All rights reserved Powered by Newspack