The fast-moving gas cloud could help explain the so-called missing satellite problem, if the object is what scientists think ...

"No existing galaxy formation model within our standard cosmological paradigm can currently explain how this galaxy came to ...

The rotating disk galaxy, mostly made up of dark matter, was discovered within a larger cloud of fast-moving hydrogen gas.

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

In a memorable image from the 1977 film "Star Wars," the young hero Luke Skywalker gazes at two suns setting above the ...

Hubble’s 35‑year celebration brings a vibrant reimagining of the Sombrero Galaxy, revealing hidden dust lanes and far‑flung ...

Indian Institute of Astrophysics researchers have revisited the ultra-diffuse galaxy, NGC 1052-DF2, challenging previous ...

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

Learn how through a process known as molecular hydrogen cooling, stars may be able to form in dark matter halos under 10 ...

Apr. 10, 2025 — A team has revealed new insights into the motion of massive stars in the Small Magellanic Cloud (SMC), a small galaxy neighboring the Milky Way. Their findings suggest that the ...

Apr. 11, 2025 — Astronomers are investigating the longest and most energetic bursts of X-rays seen from a newly awakened black hole. Watching this strange behavior unfold in real time offers a ...

having interacted with the surrounding dark matter halo for billions of years,” the authors write. “These interactions may lead to cumulative, observable consequences, such as changes in ...