Three enormous and peculiar radio light rings were discovered far, far outside our own galaxy, shedding more light on one of ...

A faint radio "whisper" from ancient hydrogen reveals the universe was heating up long before it filled with starlight.

Scientists found where the universe’s missing matter went. Black holes have been pushing it far away from galaxies.

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of ...

A team of astronomers have found a mysterious object in the distant universe that could be dark matter or an inactive smaller ...

The Hubble Space Telescope, a cornerstone of modern astronomy, has been providing breathtaking images and invaluable data for ...

For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...

NASA’s Galaxy Evolution Explorer has spotted what appear to be massive “baby” galaxies in our corner of the universe. Previously, astronomers thought the universe’s birth rate had dramatically ...

The formation of galaxies in the universe should follow a fairly simple path. It starts with small galaxies, which then grow bigger and bigger until they become the giant galaxies we see in the modern ...

Some of the first massive galaxies in the Universe formed when huge gas clouds rapidly collapsed, according to Elizabeth McGrath of the University of California, Santa Cruz, Alan Stockton of the ...

A team of astronomers looking at galaxies in the universe’s distant past have discovered nine young, compact galaxies, each weighing in at 200 billion times the mass of the Sun. Imagine receiving an ...