Earth's upper atmosphere | High Altitude Observatory

Gravity-wave-perturbed wind shears derived from SABER temperature observations

Profiles of wind shear (S, black) and their mean (magenta) as well as the top 10% (blue) and 1% (red) largest S during January (a, d) and July (b, e) at around 40 N (a, b, c) and the Equator (d, e, f), derived from SABER

Effective vertical diffusion by atmospheric gravity waves

Effective diffusion coefficient

Modeling Diurnal Variation Magnetic Fields for Mantle Induction Studies

Magnetic Bx component[nT] at five representative sites for 9/20/2002 - 10/10/2002

Data-Driven Ensemble Modeling of Equatorial Ionospheric Electrodynamics

Root-Mean-Square Difference of the plasma drift between C/NOFS data and FORMOSAT-3/COSMIC DART/TIE-GCM ensemble data assimilation computed separately for the four geomagnetic longitudinal sectors

Ultra-Fast Kelvin Wave (UFKW) Variations in the Surface Magnetic Field

Amplitude spectra of ground magnetic northward magnetic perturbation

A comparison of Fabry-Perot interferometer and meteor radar wind measurements near the polar mesopause region

Scatterplots of hourly mean zonal and meridional wind components at OI layer

Predictability of the Mesosphere and Lower Thermosphere during Major Sudden Stratospheric Warmings

SW2 Amplitude In Meridional Wind

Geospace response to an extreme solar flare

Solar flare effects on magnetospheric convection and ionospheric potential

Climate Changes in the Upper Atmosphere: Contributions by the Changing Greenhouse Gas Concentrations and Earth's Magnetic Field From the 1960s to 2010s

Simulated thermosphere and ionosphere temperatures at 300 km in the 1960s, thermosphere mass density at 400 km in the 1960s, and their changes from the 1960s to 2010s, at 17UT

Post-midnight O+ Depletions Observed by ICON: Data/Model Comparison

Comparison of observations (black squares) to SAMI3/WACCM-X results (red crosses)

Subscribe to Earth's upper atmosphere