Geocorona

Alternative definitions (1), class: vernacular (0)
Term: Geocorona
Definition:

The outermost part of Earth's atmosphere, a tenuous halo of hydrogen and some helium extending out to perhaps 15 Earth radii, which emits Lyman-alpha radiation when it is bombarded by sunlight.

Created 2023.04.16
Last Modified 2023.04.16
Contributed by Ryan McGranaghan
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