That means it would fit 13,000 galaxies like the Milky Way one after the other ... where galaxies and clusters are organized ...
Astronomers have discovered a massive, double-lobed radio jet stretching 200,000 light-years from a quasar that existed when the Universe was just 1.2 billion years old. This groundbreaking find, made ...
As Buzz Lightyear would say. Outer space is a fascinating concept – somewhere in between time and how we perceive it, where ...