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.

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 colossal cosmic filament, measuring 50 million light-years long, has been discovered spinning in deep space, astonishing ...

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

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 ...

Where is the center of the universe? Learn why researchers say the rules may not apply to the center of the universe.

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 ...