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

A new image from the James Webb Space Telescope depicts the "extreme outer galaxy" in unprecedented detail, NASA researchers ...

The Milky Way, our celestial home, has fascinated astronomers for centuries. It is a vast galaxy, a large system that includes stars, gas (predominantly hydrogen), dust and dark matter ...

A new image from the James Webb Space Telescope shows Arp 107, home to two merging galaxies, with two bright cores and a ...

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

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

Looking at a distant galaxy means looking back in time.

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

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

Our Milky Way galaxy is a cannibal. It has grown by consuming other galaxies. Yet, it too, may be destined to collide and merge with an even bigger galaxy: Andromeda. Though galaxy collisions are ...

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 ...

And, if the timing is right, you might even see a hazy belt stretched across the sky—the starry, dusty core of our very own Milky Way galaxy. Right now is a peak time for United States-based ...