How to turn two galaxies into ten
A group of galaxies — some rich in dark matter, and some lacking dark matter completely — could be explained by a violent, destructive event from their past.
A group of galaxies — some rich in dark matter, and some lacking dark matter completely — could be explained by a violent, destructive event from their past.
A Milky way star cluster seems to contain more than the name suggests. How do astronomers find black holes hiding amongst stars?
A satellite of Andromeda is missing an important ingredient — so where did it go?
How does the structure of the smallest galaxies vary with different environments? Today’s authors use the ELVES survey to investigate!
What superpower does a dwarf galaxy have?
How big is a galaxy cluster? Today’s authors use the remnants of destroyed galaxies to define the edge of galaxy clusters.