Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

Scientists are keen to get to the bottom of the dark matter puzzle because this phenomenon accounts for the vast majority of ...

"This work provides the first detailed measurements of the magnetic fields in the Milky Way's X-ray emitting halo and ...

Spur and gap features seen in Milky Way’s GD-1 stellar stream could be caused by a self-interacting dark matter subhalo. New ...

He adds, "This work provides the first detailed measurements of the magnetic fields in the Milky Way's X-ray emitting halo and uncovers new connections between star-forming activities and galactic ...

This illustration shows the Milky Way galaxy's inner and outer halos. A halo is a spherical cloud of stars surrounding a galaxy. Disclaimer: AAAS and EurekAlert! are not responsible for the ...

A new study claims to have discovered about 200 ancient stars in the Milky Way’s halo, the most ... [+] distant of which is more than a million light-years from Earth. That’s almost half the ...

Although the origin of these particles remains unknown, an exciting possibility is that they may be the product of the annihilation of dark-matter particles in the halo of the Milky Way.

In the Halo universe, the biggest threat is an alien hegemony called the Covenant. Who are they and what do they want?

Crucial to all life on Earth, the 15th element of phosphorus remains a real puzzle for astronomers. Specialized space telescopes are needed to shed light on the issue.

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.

The total mass of the Milky Way is estimated to be only two hundred ... additional to observable matter—distributed in a halo surrounding the disks of spiral galaxies. Without this dark matter ...