Photo credit: Alder Planetarium/NASA
Astronomers have discovered a massive celestial structure comprised of galaxies over 1.4 billion light-years long and 600-million light years deep in the skies over the South Pole. It’s officially been named the South Pole Wall, and located along the southern border of the cosmos from the perspective of Earth, consisting of thousands of galaxies, hydrogen gas, dust as well as dark matter. Read more for a video on galactic walls and additional information.