Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified ...

Using the Hubble Space Telescope, astronomers have discovered what seems to be a galaxy that is the most heavily dominated by ...

The Hubble and Chandra space telescopes are hunting for rogue black holes wandering through dwarf galaxies, which could ...

It's 99 percent dark matter, a new study explains.

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies ...

NASA Goddard Space Flight Center's Dr. Jennifer Wiseman explains the Hubble Space Telescope's view of the Pillars of Creation ...

Dark matter doesn’t emit, absorb, or reflect light. It’s invisible but supposedly makes up 85% of the universe’s mass.

A tight clump of four star clusters sits in the Perseus galaxy cluster, and at first glance it looks like nothing special. No ...

At the center of the Egg Nebula is its yolk: a deteriorating sun-like star.

"This data provides us with rare insight into how galaxies were transformed in the early universe." ...

On April 24, 1990, humanity launched a scientific revolution. I mean “launched” literally: on that date the space shuttle Discovery roared into the sky with the Hubble Space Telescope nestled in its ...

Science News: 1,000 light-years away in the constellation Cygnus, a sun-like star is reaching the closing chapter of its life. And it is not slipping away quietly. .