Do clouds of in-falling gas lead to greater than expected inhomogeneity in the interstellar composition of our galaxy?
There's far more to the galaxy than meets the eye
Hubble detects changes in universe's rate of expansion that cannot be explained by current physics
Gone with the Galactic wind
NOVA, NOVA Universe Revealed: Milky Way, Season 48, Episode 16
The Ultimate Source of Awe — Night Sky Resource Center
100 Interesting Space Facts That'll Blow Your Mind - The Fact Site
The First Bubble in the Intergalactic Stew – W. M. Keck Observatory
Molecular Gas within the Milky Way's Nuclear Wind - IOPscience
JWST Features - eoPortal
The Milky Way has a mass of 1.5 trillion suns. Most of it is mysterious dark matter. - Vox