For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s ...

Deep within the Milky Way’s core, researchers have uncovered cold gas clouds racing through a superheated galactic wind.

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

NASA's Hubble Space Telescope captured a bright variable star, V 372 Orionis, and its companion in this festive image in this ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

Some of these open clusters are pretty famous, such as the Pleiades cluster, also known as the Seven Sisters. This is ...