halo articles

Do completely dark dark matter halos exist?

The idea that dark matter forms invisible scaffolding around galaxies is a cornerstone of modern cosmology, yet the spec...

Does a ring around the moon mean a storm is coming?

The sight of a luminous ring encircling the moon has long been a source of both wonder and apprehension for observers wo...

How do we know dark matter exists in the halo?

The question of how we pinpoint the existence of something we cannot see hinges entirely on its gravitational footprint....