Using the Subaru Telescope at Maunakea, Hawaii, the team discovered a “Dark Matter bridge” connecting Perseus to a subcluster ...

The universe began with a bang—an explosion so intense, it forged the fabric of space and time itself. This pivotal moment, known as the Big Bang, marked the birth of everything we see, know, and are.

When cosmologists used different ways to measure the value of sigma 8, a number that denotes how clumpy the universe is, they came up with different estimates. This lack of agreement has come to be ...

Over billions of years, the universe has transformed from a simpler state into an intricate cosmic web, but new research ...

Scientists have found evidence for a cosmic collision in the Perseus cluster, a group of thousands of galaxies not far from ...

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The Perseus cluster is a vast collection of thousands of galaxies, all bound together by gravity. Famed for its unbelievable ...

Mysterious Phenomenon at Center of Galaxy Could Reveal New Kind of Dark Matter Mar. 10, 2025 — A mysterious phenomenon at the center of our galaxy could be the result of a different type of dark ...

Exotic properties suggested by recent DESI collaboration data are more likely to apply to dark energy than dark matter, ...

The researchers found a huge clump of dark matter about 1.4 million light-years west of the cluster’s center.

Astronomers have made a groundbreaking discovery in the Perseus galaxy cluster, located 240 million light-years from Earth.

T he Perseus cluster is enormous. It has a mass equivalent to 600 trillion Suns, and it looks like it has not stopped growing ...