Dark Matter and Dark Energy. Read what astronomers are discovering about a gaping hole in the universe, ... Apr. 8, 2025 — Every galaxy is thought to form at the center of a dark matter halo.

First spotted in 2024, FCC 224 is a dwarf galaxy that boasts a dozen luminous, tightly bound clusters of stars — an unusually rich population for its size, typically seen in larger, dark-matter ...

Dark matter, which accounts for around 85% of the matter in the universe, seems to be absent from the galaxy NGC 1277, part of the Perseus Cluster of galaxies.The galaxy, located 240 million light ...

To dark matter and dark energy, add dark galaxies — collections of stars so sparse and faint that they are all but invisible. An artist’s depiction of hydrogen gas observed in the galaxy J0613 ...

Even if your Samsung phone's battery seems decent, a few setting adjustments can help you stretch each charge even further.

The galaxy’s eccentric characteristics were replicated very well, however, in simulations that incorporated an alternative leading dark matter candidate called ultralight axions.

A galaxy isn't big just because it has many stars in it. A worldwide research group has discovered that a galaxy in the Coma cluster, Dragonfly 44, consists of 99.99 percent dark matter. It has ...

A decades-long survey of a nearby galaxy has detected signals consistent with ancient black holes that could explain dark matter — but the objects would have to be at least ten times more ...

Particle accelerators like the Large Hadron Collider have failed to turn up potential dark matter candidates, but could galaxy cluster smashes be used as cosmic dark matter colliders?

Samsung Galaxy's set of features includes one that enables dark mode for every app on your phone, which can help with eye strain. Here's how to activate it.

In modern times, though, we use “galaxy” more generically to refer to any large system of stars, gas, dust and dark matter, all held together by their mutual gravity.