Tidal Disruption Event

Can a Dead Star Keep Exploding?

In September 2022, an automated sky survey detected what seemed to be a supernova explosion about one billion light-years away.…

7 months ago

A Black Hole Nibbles on a Star Every 22 Days, Slowly Consuming it

Astronomers working with NASA's Neil Gehrels Swift Observatory have spotted something unusual. The observatory's X-Ray Telescope (XRT) has captured emissions…

9 months ago

A Giant Black Hole Destroyed a Star and Threw the Pieces Into Space

A pair of X-ray telescopes have observed the messy aftermath of a star that came too close to a supermassive…

10 months ago

What a Mess. A Black Hole's Stellar Meal is Brighter and Longer Lasting Than Ever Seen Before

A black hole munching on a star may have caused one of the brightest transients every observed.

1 year ago

The Donut That Used To Be a Star

The death of a star is one of the most dramatic natural events in the Universe. Some stars die in…

1 year ago

A Black Hole is Savoring its Meal, Feeding on the Same Star Over and Over Again

Something extraordinary happens about every 10,000 to 100,000 years in galaxies like the Milky Way. An unwary star approaches the…

1 year ago

A Star Came too Close to a Black Hole. It Didn’t End Well

Black holes are confounding objects that stretch physics to its limits. The most massive ones lurk in the centers of…

1 year ago

A Black Hole Consumed a Star and Released the Light of a Trillion Suns

When a flash of light appears somewhere in the sky, astronomers notice. When it appears in a region of the…

2 years ago

A Black Hole Burps out Material, Years After Feasting on a Star

When observing a black hole that devoured a star three years earlier, an international team of astronomers noticed it "burping"…

2 years ago

Astronomers Discover an Intermediate-Mass Black Hole as it Destroys a Star

Supermassive black holes (SMBH) reside in the center of galaxies like the Milky Way. They are mind-bogglingly massive, ranging from…

3 years ago