Questions tagged [circumgalactic-medium]

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What does it mean for cold clouds to be in pressure equilibrium with a diffuse hot medium?

I often read about cold objects (namely cold clouds in the Galactic halo or cold filaments accreting into high-redshift galaxies) being in pressure equilibrium with the diffuse hot ambient gas. What ...
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What new instruments “so sensitive that we can see (large circumgalactic winds) have only been on telescopes for a few years”?

The Rhodes College press release Prof. David Rupke and Team of Astrophysicists Make Major New Discovery About Galaxy Evolution links to Astronomy Community/Nature.com: The Making of Makani; The story ...