we obtained a significantly larger 'size' (defined as the half-light radius) for the Milky Way than that expected," the ...

An artist's illustration of the longest black hole jet system ever observed. Nicknamed Porphyrion after a mythological Greek ...

Astronomers have identified the largest black hole jet structure known, named Porphyrion, stretching 23 million light-years ...

Thirteen billion years ago, the gas and dust particles that eventually became our Milky Way were whizzing around in every ...

The Milky Way and the Andromeda Galaxy may already be colliding after it was discovered that galaxies may have gas halos far ...

The mass of gas being ejected from the galaxy is more than what’s needed to keep forming new stars. Essentially, the black ...

Astronomers have examined the Extreme Outer Galaxy, also known as the outskirts of our Milky Way galaxy, using the ...

You might wonder what would happen if our disk-shaped spiral galaxy were to one day collide with Andromeda, which is over twice the size of the Milky Way. Astronomers anticipate such a cosmic ...

Looking at a distant galaxy means looking back in time.

Astronomers have detected a supermassive black hole starving its galaxy of gas, halting star formation in the early universe.

Observations from the Event Horizon Telescope may reveal a secret merger in our supermassive black hole's past, potentially ...

We’re just coming up on August’s “Milky Way” window, arguably the best 10 days of the year for viewing our galaxy. So clear your diary this weekend and get outside to as dark a site as ...