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Journal of Geophysical Research: Space Physics

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A view of the observatory at Mount Abu
Posted inResearch Spotlights

What Drives Temperature Inversions in the Mesosphere?

by E. Underwood 27 March 201916 March 2023

A study of nightglow over India reveals that gravity waves are less important than previously thought.

A view of the aurora-like phenomenon dubbed STEVE
Posted inResearch Spotlights

Probing the Origin of a New Celestial Phenomenon

by Terri Cook 15 March 201921 February 2023

The first statistical study of STEVE events suggests that the appearance of these narrow ribbons of light is closely correlated with violent disturbances in Earth’s magnetosphere.

Posted inEditors' Highlights

Plasma Density Distribution in Mercury’s Magnetosphere

by Y. Wang 27 February 20197 March 2022

A new measurement of plasma density distribution in Mercury’s magnetosphere obtained from observations of field line resonance events provides necessary constraint for many planetary science issues.

Winds in the thermosphere
Posted inEditors' Highlights

Windy Weather in the Thermosphere

by A. Rodger 20 February 201923 January 2023

The weather in the thermosphere includes winds that buffet spacecraft as they orbit the Earth, but how well can these winds be modeled?

Posted inEditors' Highlights

Jupiter’s Stressed Out Magnetosphere Causes Aurora and Heating

by Michael W. Liemohn 2 January 201918 January 2023

Force imbalance between Jupiter’s ionosphere and magnetosphere leads to wave generation to release this stress, but the waves also accelerate particles, causing aurora and heating.

Posted inEditors' Highlights

Measuring the Magnetic Reconnection Rate in the Magnetotail

by Y. Wang 7 December 201818 July 2023

Both simulations and observations are used to measure the magnetic reconnection rate in the Earth’s magnetotail, suggesting that the rate is correlated with the intensity of a magnetic substorm.

Posted inEditors' Highlights

Cassini Reveals a Missing Link on Saturn’s Rotating Aurora

by Y. Wang 20 November 201816 November 2021

The bright aurorae dancing in the sky are produced by charged particles traveling along the magnetic field lines from tens of planetary radii. By why do aurorae rotate at Saturn but not at Earth?

Posted inEditors' Highlights

Energetic Electrons Can Penetrate the Stratosphere

by Viviane Pierrard 17 October 201816 March 2023

Precipitations of electrons with energies greater than 30 kiloelectron volts from the slot region penetrate at low altitude and can contribute to destroy ozone.

Posted inEditors' Highlights

Extreme Space Conditions at Mars: The 10 Largest Electron Events

by Michael W. Liemohn 1 October 201826 October 2021

A solar cycle of data was scoured for the biggest electron energy fluxes seen in the Mars space environment.

Researchers examine sudden stratospheric warming events and their effect on the Earth’s ionosphere.
Posted inResearch Spotlights

Dramatic Stratospheric Warmings Carved a Hole in the Ionosphere

by E. Underwood 11 September 201812 October 2022

A new study of sudden temperature spikes in Earth’s stratosphere could improve space weather forecasting.

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Features from AGU Publications

Research Spotlights

Drought Drove the Amazon’s 2023 Switch to a Carbon Source

25 February 202625 February 2026
Editors' Highlights

Tectonic Modifications Shape Surface Environment and Landscape

2 March 202626 February 2026
Editors' Vox

A Double-Edged Sword: The Global Oxychlorine Cycle on Mars

10 February 202610 February 2026
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