Astronomers are finally catching a star in the act of dying, not as a static before-and-after snapshot but as a live, ...

In our galaxy, a supernova explodes about once or twice each century. But historical astronomical records show that the last ...

For the first time, astronomers have captured radio signals from a rare exploding star, exposing what happened in the years ...

When astronomers look out into the cosmos, they see supermassive black holes (SMBH) in two different states. In one state, they're dormant. They're actively accreting only a tiny amount of matter and ...

Even given a set of possible quantum states for our cosmos, it's impossible for us to determine which one of them is correct ...

"What makes the event even more extraordinary is that it did not involve a single volcano, but multiple active sources." ...

It’s the greatest cosmic murder mystery of the year: How did a black hole destroy a star—and what kind of black hole is the culprit? Normally, so-called “gamma ray bursts,” sudden flashes of extremely ...