Stars often fall into black holes, and now it seems the opposite can also occur, producing an extra long-lasting explosion as ...

In a remarkable cosmic event, astronomers have detected a black hole-star merger that has resulted in the longest gamma-ray ...

In the 1960s, the United States, the United Kingdom, and the Soviet Union signed a treaty banning nuclear weapons tests ...

It’s possible that these objects might be the primordial beginnings of the supermassive black holes found in the centers of ...

Artist’s interpretation of two massive black holes (MBHs) within a galaxy. A tidal disruption event unfolds around the MBH ...

Neutron stars pack extreme mass into tiny volumes. Scientists explore how compact they can become before collapsing into ...

As the collapsed core of a massive star, a neutron star is a small but incredibly dense object, packing up to three times the ...

Indian astronomers have discovered how supermassive black holes and their powerful jets regulate galaxy growth by halting ...

New data from the James Webb Space Telescope may solve a riddle from the universe’s beginnings. A compact, distant object called “The Cliff” appears to show that many of the mysterious “little red ...

NEW YORK -- A star was shredded apart by a black hole and a scientist's keen observation set off a chain of events that allowed the phenomenon to be captured on several different satellite cameras.

Researchers at the Indian Institute of Astrophysics (IIA) have pieced together a key part of the galaxy evolution puzzle, ...

Small and unassuming, Segue 1 is a nearby dwarf galaxy containing only a handful of stars—too few to provide the gravity ...