What is it about galaxies and dark matter? Most, if not all galaxies are surrounded by halos of this mysterious, unknown, but ubiquitous material. And, it also played a role in galaxy formation. The nature of that role is something astronomers are still figuring out. Today, they’re searching the infant Universe, looking for the tiniest, …



The post Webb Can Directly Test One Theory for Dark Matter appeared first on Universe Today.



Source: Webb Can Directly Test One Theory for Dark Matter