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We as human beings should feel fortunate that the nearest known active quasar to our planet is over half a billion light year's away, for their force is so massive, that they are able to consume mass the size of entire galaxies. The most distant known objects in the universe from us, the first quasar ever discovered was only found as recently as 1950.
 Components of a quasar
Components of a quasar

A quasar is born when the gravity of a supermassive black hole causes mass and light energy falling into it to form a highly dense accretion disc surrounding it. Incredibly, the mass located at the center of a quasar...
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