Sun, Earth, Planet, Space, Atmosphere and Ocean–As our planet becomes one among many thousands of known worlds, our needs to understand how Earth’s space and climate react to our variable star grow in urgency.
On November 29, 2021, NASA announced a new paper where "scientists presented the first direct measurements" from the ICON mission whose purpose is to observe a very complex geospace system. The missions goal is to understand the clash between Earth's atmosphere and the space environment transpiring in the ionosphere.
Outer zone radiation belt electron flux is highly variable and responds differently to different solar wind drivers.
Earth’s equatorial ionosphere exhibits significant and unpredictable day-to-day variations in density and morphology. This presents difficulties in preparing for adverse impacts on technological systems even 24 hours in advance.
TIMED/GUVI observed thermospheric column ∑O/N2 depletion in both hemispheres in March 2017.
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