Quasars still exist.
There are about 12,000 known quasars today. I'm sure that as our telescopes get better, that number will go up. As a guess, I would estimate a lot.
quasars
No. Quasars are at the centers of distant galaxies.
The first quasars were discovered in the 1950's
Quasars are thought to be distant super-massive black holes.
Yes. Quasars are the size of the solar system.
Quasars do not have galaxies in them, quasars are at the hearts of galaxies. All quasars are located in galaxies, as a quasar involves massive amounts of material falling into a supermassiv black hole. Neither of these can be found outside of a galaxy.
did not blow up
Mercury did not blow up.
how to blow up a bloon
You get a bomb then blow it up! But why?