'Dancing ghosts': A new, deeper scan of the sky throws up surprises for astronomers

Catastrophe

"Science begets knowledge, opinion ignorance.
"But this is only the start. Over the next few years, EMU will use the ASKAP telescope to explore even deeper in the Universe, building on these discoveries and finding more. "

Don't miss reading this!!

Cat :)
 
"Several weeks later, we had figured out we were seeing two radio galaxies, about a billion light years away. In the center of each one is a supermassive black hole, squirting out jets of electrons that are bent into grotesque shapes by an intergalactic wind."

I did not see a redshift value for this distance. Given all the changes in defining the astronomical unit, that could be interesting to see published.