Astronomers from Swinburne University in Australia and elsewhere have employed the Keck II telescope to investigate the ...

Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island have found compelling evidence of a dark matter-deficient dwarf galaxy, FCC 224. This ultra-diffuse galaxy is located on the ...

The unusual galaxy was profiled in two complimentary studies. The first study, led by Doctoral Candidate Yimeng Tang of the University of California, Santa Cruz and published in the journal ...

Scientists have uncovered the strongest evidence yet for the existence of elusive intermediate-mass black holes (IMBHs), long ...

Looking for a really big story, I naturally headed for "Galaxies in Collision." Bradley Whitmore of the Space Telescope Science Institute in Baltimore brought us up to speed. We've known for a ...

Most open clusters reside in the arms of spiral galaxies, and their stars are usually relatively young. NGC 2031: In the top left corner of this starry sight, the globular cluster NGC 2031 shines ...

To celebrate Hubble's 35th anniversary, ESA/Hubble released a breathtaking new image of the star-forming region NGC 346 in the Small Magellanic Cloud. This cosmic nursery, packed with thousands of ...

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...