If you look across space with a telescope, you'll see countless galaxies, most of which host large central black holes, ...

The galaxy's discovery challenges our understanding of how galaxies were formed in the early period after the Big Bang.

The filament of matter stretches 50 million light-years, and contains a row of galaxies 5.5 million light-years long that are ...

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

A spiral galaxy, shaped much like our Milky Way, has been found in an era when astronomers believed such well-formed galaxies ...

A Rutgers astrophysicist is helping to solve a cosmic puzzle that has astronomers scratching their heads. The mystery centers ...

R esearchers have calculated one of the most precise estimates for the expansion rate of the universe today, and it turns out ...

A surprisingly mature spiral galaxy named Alaknanda has been spotted just 1.5 billion years after the Big Bang—far earlier ...

Razor-thin chain of 14 galaxies may be the biggest spinning structure yet ...

Indian astronomers have identified a surprisingly mature, Milky Way-like galaxy from the universe’s early era. Named ...

Space is packed with all sorts of weird and unexpected stuff, but this humongous, spinning string-thing raises a whole new ...

For humans, the most important star in the universe is our Sun. The second-most important star is nestled inside the Andromeda galaxy. Don't go looking for it -- the flickering star is 2.2 million ...