A new study of x-ray bursts from a local magnetar confirms the origin of a fast radio burst.
If dark matter is made of sterile neutrinos, it should emit a distinct signature of x-rays.
Most of the potentially habitable exoplanets we've discovered orbit small red dwarf stars. Red dwarfs make up about 75% of…
Can black holes be famous? If they can, then the one at the heart of the M87 galaxy qualifies. And…
A team of researchers using the Chandra X-Ray Observatory have spotted a wave of hot gas larger than the Milky…
Using data from the Chandra observatory, a team of researchers witnessed the most distant X-ray explosion ever observed, and are…
A research team led by Caltech astronomers of Pasadena California have discovered an ultraluminous X-ray (ULX) source that is pulsating. Their…
Could a strange X-ray signal coming from the Perseus galaxy cluster be a hint of the elusive dark matter in…
One star player in this week’s findings out of the 223rd meeting of the American Astronomical Society has been the…
You know that moment when you're flipping through old digital pictures (on your computer or phone or whatever) and you…