Despite decades of searching for this signal, astronomers have yet to find it. The problem is that our Earth is too noisy, making it nearly impossible to capture this whisper. The solution is to go to ...

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

"Unlike any other similarly distant galaxy, it shows a very clear ... that this period is called the Cosmic Dark Ages. Over time, sufficiently energetic ultraviolet radiation from the first stars and ...

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

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have found compelling evidence of a dark matter-deficient dwarf galaxy, FCC 224. This ultra-diffuse galaxy is located on the ...

The oldest naked eye star yet found still provides stellar theorists with key data on the earliest epochs of our Milky Way.