Questions tagged [turbulence]

Questions about flow regime in astrophysical gas characterized by chaotic properties.

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Why does the seeing disk increase with a 3/5 exponent to air mass?

The textbook I am working through, Observational Astronomy by Birney et al, cites the following relationship between the seeing disk and the air mass one is looking through: $$s=s_0X^\frac{3}{5}$$ ($s$...
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Is atmospheric turbulence irrelevant for ExoPlanetary transits and radial velocity measurments?

Atmospheric turbulence is known to scatter photons in a quasi-random way along their path throughout the atmosphere, resulting in lower imaging resolution than would have been anticipated by ...
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Sources of Turbulence in the ISM

What sources of turbulence exist within the Interstellar medium (ISM)? Which ones are physically the most important for newly forming stellar systems?