Finally , various archive images pre-event show nothing at the location of AT 2017gfo , ruling out a foreground variable star in the Milky Way .
No other transient has been found in the GW sky localisation region .
Various archive images pre-event show nothing at the location of AT 2017gfo , ruling out a foreground variable star in the Milky Way .
No other transient has been found in the GW sky localisation region .