Nubble Night Pano by moe chen on Flickr.

Nubble Night Pano by moe chen on Flickr.

Central by Zanthia on Flickr.

Central by Zanthia on Flickr.

Happy Valley by Zanthia on Flickr.

Happy Valley by Zanthia on Flickr.

Dolphins by Zanthia on Flickr.

Dolphins by Zanthia on Flickr.

tempestuous by Zanthia on Flickr.

tempestuous by Zanthia on Flickr.

Kowloon by Zanthia on Flickr.

Kowloon by Zanthia on Flickr.

Skyline by Zanthia on Flickr.

Skyline by Zanthia on Flickr.


Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretch 4 billion light-years from end to end. The structure is a light quasar group (LQG), a collection of extremely luminous Galactic Nulcei powered by supermassive central black holes.

Astronomers have discovered the largest known structure in the universe, a clump of active galactic cores that stretch 4 billion light-years from end to end. The structure is a light quasar group (LQG), a collection of extremely luminous Galactic Nulcei powered by supermassive central black holes.