A gargantuan explosion tore through the heart of a distant galaxy cluster, releasing about five times more energy than the previous record holder, a new study reports.
A black hole is a location in space that possesses so much gravity, nothing can escape its pull, even light. Learn more about what black holes are and the latest news.
When two neutron stars slammed together far off in space, they created a powerful shaking in the universe — and their echoes could violate Einstein's theory of relativity.
Several supermassive black holes have been found wandering through their dwarf host galaxies, offering new clues about how similar black holes evolved in the early universe.
The black hole at the center of our galaxy is warping and combining stars into a strange new kind of object, astronomers say.
The jets emanating from a famous black hole are cruising along at near light speed, according to new observations.
A black hole was photographed, the farthest flyby was completed, and a beloved rover was proclaimed dead. Follow us through the highs and lows of 2019 space science.
The first image of a black hole, previously thought nigh impossible to capture, was named the top scientific breakthrough of 2019 by the journal Science.
Gas halos surround some of the earliest galaxies in the universe, providing a reservoir of cool gas that fuels the growth of supermassive black holes.
A European Space Agency telescope celebrated 20 years of exploring the secrets of the X-ray universe this week.
Scientists recently found a black hole so big that current theory strains to prove it exists, a new study reports.
While black holes are famously known for devouring any matter that gets too close, these cosmic behemoths may have a nurturing side, too.
NASA is trying to rebrand the spend-happy day after Thanksgiving, inspiring us to appreciate the wonders of the universe by contemplating its most extreme objects.
Gravitational-wave astronomy may help researchers paint a more complete picture of black hole activity.
New calculations suggest that some black holes can grow hair, but they can't keep it for long. Alas, they go bald again.
Like the famous video game superhero Pac-Man, black holes may grow by gobbling up feasts — in their case, other black holes.
You're about to take a dip into the inky blackness of a giant black hole and see what's on the other side of that enigmatic event horizon. What will you find inside? Read on, brave explorer.