The researchers speculate that the first two rings in the Bullseye galaxy formed rapidly and spread outward. The creation of ...

While eight rings around the galaxy were discovered by the Hubble Telescope, astronomers confirmed a ninth ring using data from the WM Keck Observatory in Hawaii.

NASA's Hubble Space Telescope spotted a cosmic Bullseye galaxy, revealing evidence of a rare kind of galactic collision.

The Bullseye galaxy earned its nickname thanks to its wild number of rings. A smaller galaxy shot through its heart 50 ...

In the 1920s, astronomers thought that the Milky Way was the entire universe. Hubble's discovery revealed a much bigger ...

Telescopes don't come any smaller than the Dwarf 3, but does its portability come at the cost of image quality? Read the ...

To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

"This is the first time that we can see such detailed structures for an external galaxy," she added ... made possible by using the largest photo mosaic created by the Space Telescope. An image was ...

A panoramic view of the neighboring Andromeda galaxy, located 2.5 million light ... "It's like taking a picture of a beach and separating the individual grains of sand. This is the first time we can ...

Around 2015, astronomers took on the painstaking task of stitching together Hubble Space Telescope images of this galaxy, but that effort had focused on the galaxy's northern half. Still, however, the ...

A panoramic view of the neighboring Andromeda galaxy ... "This is the first time that we can see such detailed structures for an external galaxy." Beyond the awe-inspiring beauty of the image ...