▁if ▁the ▁black ▁hole ▁was ▁e ject ed ▁from ▁the ▁nucle us ▁of ▁the ▁galax y , ▁carrying ▁with ▁it ▁the ▁broad - line ▁gas ▁while ▁leaving ▁behind ▁the ▁bulk ▁of ▁the ▁narrow - line ▁gas . ▁ ▁Such ▁e jection ▁is ▁possible , ▁if ▁the ▁black ▁hole ▁formed ▁recently ▁from ▁the ▁mer ger ▁of ▁two , ▁smaller ▁black ▁holes . ▁The ▁mer ger ▁is ▁accompanied ▁by ▁the ▁emission ▁of ▁gravit ational ▁waves , ▁which ▁can ▁be ▁em itted ▁an is otrop ically , ▁im part ing ▁linear ▁momentum ▁to ▁the ▁mer ger ▁rem nant ▁- ▁in ▁effect , ▁" k ick ing " ▁the ▁black ▁hole ▁out ▁of ▁the ▁galax y . ▁ ▁This ▁discovery ▁is ▁important ▁because ▁it ▁indirect ly ▁proves ▁that ▁black ▁holes ▁merge ▁and ▁that ▁the ▁mer gers ▁can ▁be ▁accompanied ▁by ▁large ▁k icks . ▁This ▁process ▁had ▁been ▁post ulated ▁by ▁theory , ▁but ▁never ▁before ▁confirmed ▁via ▁direct ▁observation . ▁ ▁See ▁also ▁ ▁N aked ▁qu as ar ▁ ▁References ▁ ▁External ▁links ▁ ▁Super k ick : ▁Black ▁hole ▁exp elled ▁from ▁its ▁parent ▁galax y ▁( MP E ) ▁ ▁Category : Qu as ars ▁Category : Su perm ass ive ▁black ▁holes ▁Category : SD SS ▁objects ▁ ▁ru : SD SS ▁J 0 9 2 7 + 2 9 4 3 <0x0A> </s> ▁Ren atus ▁Harris ▁( ca . ▁ 1 6 5 2 ▁- ▁ 1 7 2 4 ) ▁was ▁a ▁master ▁organ ▁mak er ▁in ▁England ▁in ▁the