Around 50 million years ago, a blue dwarf galaxy shot through the center of an enormous galaxy more than twice the size of ...
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 ...