Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

New observations support the idea that hot, diffuse threads of gas called cosmic filaments connect clusters of galaxies ...

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers ...

The team used the Multi-Unit Spectroscopic Explorer (MUSE) on the European Southern Observatory’s Very Large Telescope in ...

In an extraordinary leap forward for astrophysics, astronomers have achieved a momentous breakthrough with the first direct ...

Matter in intergalactic space is not randomly scattered - it forms a vast network of filamentary structures that make up the ...

These cosmic filaments contain 12 trillion solar masses of 10-million-degree gas, helping solve the "missing matter" mystery.

This giant thread, 10 times the mass of the Milky Way and stretching 23 million light-years, is one of the best confirmations yet that vast, faint filaments connect the Universe's largest structures ...

Identifying the Missing Matter The four galaxy clusters and the filament linking them are part of the Shapley Supercluster, one of the largest known structures in the universe, containing around 8,000 ...

While JAXA's Suzaku X-ray telescope came to the end of its scientific mission in 2015, XMM-Newton remains operational more than a quarter of a century since its launch; a testament to its designers ...

The aforementioned models of the cosmos, including the standard model of cosmology, have long posited the idea that the ...