Astronomers have found the largest known structure in the universe. It is 1.4 billion light years across and contains nearly ...

The vast majority of matter is dark – invisible until it is detected only through its gravitational effects. The newly discovered object could be a clump of dark matter, or it could also be a compact, ...

(CNN) — Astronomers have spied a monster radio jet in the distant universe that’s twice the width of the Milky Way galaxy. The ancient object formed when the universe was less than 10% of its current ...

CAPE CANAVERAL, Fla. — Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years of the universe. At double the width of our Milky ...

Astronomers sometimes stumble upon discoveries that defy common sense. The universe is thought to be about 13.8 billion years old, yet some objects appear to pre-date it. While that sounds impossible, ...