UChicago-led study analyzes massive galaxy clusters mapped by the Dark Energy Survey, offers new way to probe cosmic laws ...

For over a decade, a dim but persistent glow near the center of the Milky Way has confused astronomers. This mysterious ...

What is the biggest object in the universe? Learn more about the biggest objects in the universe, including galaxies, galaxy clusters, and dark matter.

Dark matter makes up about 85 percent of all matter in the universe. It neither emits nor absorbs light, making it invisible ...

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a ...

Cosmologists have long been on the hunt for dark matter, which makes up 80 percent of the mass in the universe, and yet is still mysterious. As its name suggests, dark matter doesn’t emit light, ...

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A gamma ray glow at our galaxy’s center has puzzled scientists for almost two decades. New computer simulations back the theory that dark matter could be the source.

The nascent space telescope has collected plenty of data since it launched, and now has produced the largest images of space taken from space. reading time 2 minutes In July 2023, scientists launched ...

They call it dark matter—an invisible substance thought to make up most of the universe’s mass, sculpting galaxies and ...

Does dark matter interact with itself? The answer may lie in vast clusters of colliding galaxies. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

The Antlia Cluster is located about 130 million light-years from Earth. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have captured ...