A discovery of binary stars could be the first step in building a more complete picture of how our galaxy formed, according ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

Not all stars are created equally. Astronomers believe that the first stars to form after the Big Bang were mostly made of ...

Learn how many stars there are in the Milky Way, and how astronomers count them.

Astronomers have detected one of the darkest objects ever seen at a record cosmic distance—only with the assistance of ...

An analysis of the afterglow of the big bang sheds light on how black holes distribute mass in the universe, and why some ...

Scientists using a global array of radio telescopes have detected the universe’s lowest-mass dark object by observing how it ...

Astronomers have detected a mysterious dark object in the distant universe. It could be dark matter, or it could be something ...

Buried in radio data, astronomers found something vast — a galaxy stretching more than 16 million light years. This is the ...

According to the model, dark matter may have started as particles that were hot, light, massless, and fast. As the universe ...

Discovery: An international team has discovered a dark object in the distant universe that has one million times the mass of ...

The bright outflow jets of J0529 are being fed by a process called Super-Eddington Accretion, where an object exceeds its ...