Stan Solomon | High Altitude Observatory

Climate Change in the Thermosphere and Ionosphere From the Early Twentieth Century to Early Twenty‐First Century Simulated by the Whole Atmosphere Community Climate Model—eXtended

McInerney WACCMX climate observations

Climate responses under an extreme quiet sun scenario

Zonal wind averages from Smax simultations

2022 Space Weather Summer School

Students and lecturers assembled together outdoors at the Embassy Suites patio area

Space Storms in the Upper Atmosphere and Ionosphere

Stan Solomon

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

Upper atmosphere radiance data assimilation: A feasibility study for GOLD far ultraviolet observations

Accuracy of temperature estimates in the measurement update step for four different assimilated observations

Global-scale Measurements of the Limb and Disk (GOLD) Mission Implementation: Instrument Design and Early Flight Performance

Sectional view of a GOLD spectroscopic imaging channel

Responses of the Thermosphere and Ionosphere System to Concurrent Solar Flares and Geomagnetic Storms

The simulated vertical E x B drift velocity (Wi), and the changes of the vertical drift velocity due to the flares, at 300 km and12:00 LT (September 6th – September 11th, 2017)

Comparison of GOLD nighttime measurements with total electron content: preliminary results

The comparison between the GOLD map and TEC2 map on DOY 72 in 2019 23:10-23:40 (top) and 23:55-24:25 (bottom)

The 2‐D Evolution of Thermospheric ∑O/N2 Response to Weak Geomagnetic Activity During Solar‐Minimum Observed by GOLD

(top) The Kp and Dst index of three cases (DOY 145 to 148; DOY 153 to 156; DOY 162 to 165); (middle) latitude-longitude distribution of ∑O/N2 percentage difference between two quiet days in three cases; (bottom) percentage difference of ∑O/N2 between disturbed and quiet days in three cases. Corresponding local time is marked on longitude interval

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