The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as ...

The European Southern Observatory (ESO) has released a stunning 80 million-pixel image of the star cluster RCW 38, as captured by ESO's Visible and ...

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.

The University of Tennessee at Chattanooga's Space Observatory is opening its doors to the public, offering a glimpse into ...

As usual, the mysteries of the cosmos will be on display at this year’s fest, beginning with opening-night film "Small Town ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

LISA is set to revolutionize our understanding of the gravitational universe and the interactions that make the entire cosmos ...

“We [will be able to] move quickly and map out very large areas of the sky,” adds Josh Schlieder, the telescope’s wide-field ...

At double the width of our Milky Way galaxy, this jet of radio waves is the biggest ever detected so early in the universe's ...

From decades of astronomical observations, scientists know that most galaxies contain massive black holes at their centers.

Researchers have discovered the largest black hole plasma jets ever in a galaxy almost 7 billion light years away from Earth.

Astronomers tracking mysterious fast radio bursts (FRBs) stumbled upon an unexpected cosmic puzzle. A burst was detected from ...