Universe, Galaxy Cluster

New data reveals a 3-million-light-year filament connecting two galaxies, each of which hosts a supermassive black hole.
Astronomers used an array of telescopes to find the most massive radio jet in the early universe. The celestial object is ...
After hundreds of hours of observations, researchers captured a highly detailed image of a long filament of the "cosmic web" ...
A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of ...
In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...
Researchers say they've discovered the largest known object in the universe, a galactic superstructure called Quipu.
Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...
Enabled by supercomputing, University of Pretoria (UP) researchers have led an international team of astronomers that has ...