Astronomers have long been puzzled by two strange phenomena at the heart of our galaxy. First, the gas in the central ...

If dark matter is creating positrons in the CMZ, those particles will eventually slow down and eventually annihilate with electrons in the environment, producing gamma-rays at exactly 511keV energy.

Astronomers have stumbled upon yet another ghostly galaxy that appears to be devoid of dark matter, the elusive stuff that ...

Dark matter remains one of science's greatest mysteries, possibly making up 85% of all matter in the universe. Despite ...

Yet, dark matter accounts for the remaining around 25% of that matter budget. Breaking space news, the latest updates on rocket launches, skywatching events and more! The ubiquity of dark matter ...

Feb. 10, 2025 — Euclid, the European Space Agency's dark Universe detective, has made an astonishing discovery -- right in our cosmic ... New Technique to Detect Dark Matter Using Atomic Clocks ...

Perhaps one of the most surprising discoveries of the 20th century was that this ordinary, or baryonic, matter ... in dark energy as a cosmological constant could neatly explain how space-time ...

Astronomers have stumbled upon yet another ghostly galaxy that appears to be devoid of dark matter. First spotted in 2024, FCC 224 is a dwarf galaxy that boasts a dozen luminous, tightly bound ...

Although we’re still searching for observational evidence of dark matter, scientists haven’t been able to account for about 15 percent of the regular matter in the universe with just stars ...

Welcome to the kingdom of the dark. We do not understand what dark matter is, but we know that it exists. The evidence goes all the way back to the 1930s and the efforts of pioneering astronomer ...

Galaxies and dark matter are so connected in theory because galaxies are thought to form as the result of gas and dust pouring into wells in space, and these wells are created by the gravitational ...