Uncovering a galaxy’s history, from half a Universe away
Today’s guest post explores a galaxy whose mysterious clump is puzzling astronomers who are trying to pinpoint its origin.
Red, dead (and flat?) galaxies in distant clusters
Most galaxies are either star-forming disks, or red, dead spheroids. But, have galaxy clusters now shown that this divide isn’t quite so clear?
Galactic Bars and Faded Stars
New research shows that strong galaxy bars dramatically reduce star formation in galaxies.
Blazing Hot DOGs at the Cosmic BBQ
Blazing Hot DOGs, in MY early Universe? It’s more likely than you think…Find out what happens at this particularly turbulent BBQ!
More surviving subhalos in higher resolution than zoom-in simulations
Today’s guest post looks at the surviving galactic subhalos in simulations.
Missing dark matter in a nearby dwarf galaxy
A satellite of Andromeda is missing an important ingredient — so where did it go?