European astronomers have investigated a galaxy cluster designated CIZA J2242.8+5301, dubbed the Sausage cluster. The ...

A neutron star's final moments may spark violent starquakes, monster shock waves, and even a fleeting, never-before-seen ...

An international team of astronomers reports the discovery of a new ultracompact binary of the AM CVn type exhibiting ...

Earth. It’s about 10 times more massive than Earth, and orbits in the habitable zone of a Sun-like star 2475 light-years away ...

Was the “Big Bang” a cosmic rebound? New study suggests the Universe may have started inside a giant black hole.

Astronomers discovered a new class of cosmic explosions known as "extreme nuclear transients" that are the most powerful ...

“ENTs are different beasts,” study lead author and astronomer Jason Hinkle explained in an accompanying statement. “Not only ...

An international team of astronomers has identified one of the closest pairs of supermassive black holes ever observed near ...

One of the ENTs studied in this work, named Gaia18cdj, released 25 times more energy than the most powerful supernova on ...

The truth is out there. Astronomers say they’re stunned by an unidentified object flashing strange signals from deep space.

Some scientists think they discovered a new dwarf planet at the edge of the solar system, so far away that it takes around 25 ...

Astronomers have spotted a supermassive black hole ripping apart and devouring a star in colliding galaxies. It is only the ...