Super galaxy clusters are among the largest structures in the universe. Now, a particularly large one has been measured, ...

Astronomers from the University of Cape Town (UCT) – working with colleagues from Université Claude Bernard Lyon 1 (France), ...

Billions of stars fill our galaxy that become visible at certain times of year. And in the U.S., that time, known as "Milky Way season," is beginning.

Astronomers have found that both the core of our Milky Way and the earliest proto-galaxies in the universe share a surprising trait: They are unusually calm and quiet in terms of harsh radiation. This ...

Imagine trying to reconstruct the history of a city by studying only its oldest surviving buildings. You can't watch it being built, you can't interview the architects, all you have are the structures ...

Milky Way season, when the galaxy's bright center is visible, is underway. The best viewing time in the Northern Hemisphere ...