Finding the missing baryons!

The first evidence for X-ray emission from the missing baryons contained in filaments of the cosmic web is provided by a stacking analysis of 15 thousand filaments at the position of ROSAT observation!

 

Paper: https://aanda.org/articles/aa/abs/2020/11/aa38521-20/aa38521-20.html

Press Release: https://www.cnrs.fr/en/has-hidden-matter-universe-been-discovered

Nature Astronomy Research Highlights: https://www.nature.com/articles/s41550-020-01279-8