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Atmospheric and Ionospheric Responses to Hunga-Tonga Volcano Eruption Simulated by WACCM-X

Hunga-Tonga Volcano with SIMA-WACCM-X

Hemispheric Asymmetry of the Annual and Semiannual Variation of Thermospheric Composition

GUVI limb observations

Pronounced suppression and X-pattern merging of equatorial ionization anomalies after the 2022 Tonga volcano eruption

ICON MIGHTI track

Thermospheric Neutral Density Variation during the "SpaceX" Storm: Implications from Physics-based Whole Geospace Modeling

Neutral density variations along the Starlink orbit

Investigation of the Post-Sunset Extra Electron Density Peak Poleward of the Equatorial Ionization Anomaly Southern Crest

Latitude-longitude distribution and NmF2 simulation

Neutral composition and temperature responses to the 20-21 November 2003 Superstorm from GUVI dayside limb measurements

Altitudinal and Latitudinal Images

Penetrating Electric Field Simulated by the MAGE and Comparison with ICON Observation

6 blue earth images showing the progression of nightside vertical ion drift

The effects of IMF By on the middle thermosphere during a geomagnetically “quiet” period at solar minimum

The polar view of the percentage difference of simulated ∑O/N2 and GOLD observed ∑O/N2 between DOY 111 and 110 at 15:10 UT in 2019. The perimeter latitude is 30°N

NASA Features Research by HAO Scientist Xuguang Cai

Data from NASA’s Global-scale Observations of the Limb and Disk, or GOLD, mission reveals the twin bands of charged particles that persist near the equator at night

HIWIND Observation of Summer Season Polar Cap Thermospheric Winds

HIWIND thermospheric winds

Pagination

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This material is based upon work supported by the NSF National Center for Atmospheric Research, a major facility sponsored by the U.S. National Science Foundation and managed by the University Corporation for Atmospheric Research. Any opinions, findings and conclusions or recommendations expressed in this material do not necessarily reflect the views of the U.S. National Science Foundation.