Astronomers spotted the celestial standoff in the heart of the galaxy OJ287, around five billion light-years from Earth.

Astronomers have made an exciting breakthrough in the search for the universe’s most mysterious substance—dark matter. They ...

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

Dark matter is an enigmatic form of matter not expected to emit light, yet it is essential to understanding how the rich ...

Using a global network of telescopes, astronomers have detected the lowest-mass dark object yet found in the universe.