Spacecraft observations and model simulations provide new insights into tidal patterns that transport momentum and energy into the planet’s upper atmosphere.
Tides and planetary waves
Posted inEditors' Highlights
Polar Vortex Deformations Change Tidal Weather in the Mesosphere
Wind observations made by a high-latitude radar network shed new light on the rapid response of atmospheric tides in the upper mesosphere to stratospheric sudden warmings.
Posted inEditors' Highlights
Tides and Waves Interact to Cause Hurricanes in Near-Space
The interaction of tides and waves generated in the lower atmosphere can cause the mean zonal wind speed in the lower ionosphere to oscillate equivalent to a category 1 hurricane at Earth’s surface.
Posted inResearch Spotlights
Sorting Waves in the Sky
Gravity waves in the atmosphere drive weather around the globe. A new study helps interpret gravity wave data and identify annual patterns of this atmospheric mechanism.
Posted inResearch Spotlights
New Atmospheric Wave May Shape Venus's Clouds
A novel model suggests that a new wave may be responsible for Venus's iconic Y pattern.
Posted inResearch Spotlights
Role of Lunar Atmospheric Tides in Thermosphere Density
Researchers explored how lunar gravity affects the density of the thermosphere. The study could help improve the accuracy of satellite orbit predictions.