Space Weather Archives - Page 3 of 6

Schematic of an ensemble forecast where the lines represent trajectories of individual forecasts that diverge from each other owing to uncertainties in the initial conditions

Editors' Highlights

Advancing Ensemble Methods in Space Weather Forecasting

by Michael A. Hapgood 23 June 202010 February 2023

A short, must-read, report for anyone developing new space weather forecasts.

Artist’s illustration of the Lagrange mission under consideration by the European Space Agency showing two spacecraft situated between the Sun and Earth

Research Spotlights

How to Improve Space Weather Forecasting

by Mark Zastrow 19 June 202022 February 2023

The field of space weather forecasting could take cues from its Earthly counterpart to increase the reliability of models as well as warning times ahead of inbound solar storms.

Diagrams illustrating Rossby waves traveling around the Sun and the Earth

Research Spotlights

Space Weather Forecasting Takes Inspiration from Meteorology

by Sarah Stanley 11 May 202029 March 2022

Solar features analogous to major atmospheric waves on Earth could offer more advanced warning of harmful solar storms.

Part of the High-frequency Active Auroral Research Program antenna array in Alaska

Science Updates

Returning Lightning Data to the Cloud

by M. Cohen 24 April 202022 November 2021

Scientists are assembling an online database with decades of low-frequency radio measurements collected worldwide to facilitate modern research about lightning, space weather, and more.

A graphical representation of the path from science to applications, using a sequence of nine Application Usability Levels

Editors' Highlights

Highlighting the Path from Space Weather Science to Applications

by Michael A. Hapgood 20 March 202031 January 2022

The transition of space weather science from research to operations needs a framework with both good science and a good dialogue with end users.

Graph showing an example of very-low frequency signal phase response to solar X-ray emissions over a 24-hour period

Editors' Highlights

Using Earth’s Atmosphere as a Solar Flare Monitor

by Michael A. Hapgood 28 January 202027 January 2022

Measurements of very-low frequency radio signal phase and amplitude can detect upper atmosphere changes caused by solar flares, enabling us to monitor flare occurrence and intensity.

An equatorial-plane map of flux of ~60 keV electrons during moderate levels of geomagnetic activity.

Editors' Highlights

Extending the Envelope for Known Safe Locations in Space

by D. J. Knipp 19 June 201921 February 2023

When unattached electrons collide with spacecraft, the build-up of electric charge can cause malfunctions, but recent observations model near-Earth regions that are likely safe zones.

An artist’s rendering of the Orion spacecraft

Research Spotlights

New Real-Time Model May Protect Astronauts from Space Radiation

by David Shultz 8 January 201926 January 2022

Solar energetic particle events pose an acute risk to space travelers outside the protection of Earth’s magnetic field. A new initiative aims to quantify the danger.

Editors' Highlights

First Multi-Decade Simulation of the Earth’s Radiation Belt

by P. O’Brien 19 December 201827 March 2023

A new simulation of the Earth’s electron radiation belts captures large-scale variations over nearly three solar cycles, and replicates primary cyclical features and extreme behaviors.