Neutron stars explained through stellar remnants and collapsed stars, revealing extreme density, gravity, magnetism, and ...

Describing matter under extreme conditions, such as those found inside neutron stars, remains an unsolved problem. The ...

Scientists from several institutions, including the University of Chicago, discovered a lemon-shaped planet with an ...

A distant neutron star has abruptly erupted in brightness, surging to roughly one hundred times its usual output and leaving astronomers scrambling to explain what could drive such a violent change.

A massive star may have burst, leaving behind two dense, dead cores, which then collided and caused another explosion ...

A double blast of dying stars may be the first observed case of a long-hypothesized, never proven “superkilonova.” Although ...

A spoonful of this star's matter can weigh a billion tons. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. By developing a new theoretical ...

Now, astronomers are reporting evidence for a possible second kilonova event, but the case is not closed. In fact, this ...

Astronomers may have discovered the first example of an explosive cosmic event called a "superkilonova," in the form of a gravitational wave signal detected on Aug. 18, 2025.