When a supermassive black hole in a nearby galaxy suddenly brightened in X-rays, astronomers watched it do something they had ...
Astronomers used major telescopes across the world to probe a cosmic explosion 8 billion light-years from the solar system.
The galaxy’s most common stars may be missing a key ingredient for life: Long-lived moons. Most stars in our galaxy are small ...
New black hole research from the Flatiron Institute rethinks their formation under the influence of magnetic fields.