Stratosphere
The stratosphere is the second layer of a planet's atmosphere, just above the troposphere. Traveling through the stratosphere in a starship was oftentimes turbulent. ()

Barystatic filters, such as those used on the planet Tagra IV, cleaned a planet's air by shooting negative ions into the stratosphere. ()

In 2370, when Boraal II was undergoing atmospheric dissipation due to intense plasmonic reactions, the planet's stratosphere was in the process of breaking down when the  arrived in response to a distress call. ()

One of the desert regions of a Nezu colony was noted to have substantial cratering, atmospheric shock waves, and large concentrations of dust and other stratospheric contaminants. ()

In the 2380s, a synth attack on Mars resulted in flammable vapors in its stratosphere being set on fire. ()

See also 
Stratospheric torpedo

External link 
 

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it:Stratosfera
Meteorology