##Disney Canon:
###Possibly, but it isn't relevant, because intergalactic travel is seen as a death sentence.
Even some areas within the galaxy are avoided by sane people:
It lies at the margins of the Western Reaches, flung so far into the galaxy she’s not really sure if they’re even in the galaxy anymore. The system is close to Unknown Space—the uncharted end of the galaxy, beyond which lurk terrible nebula storms and gravity wells. Those who have tried to traverse the space outside the galaxy have never returned, though distorted, half-missing communications have come back—messages warning of geomagnetic anomalies and slashing plasma winds.
- Star Wars: Aftermath: Life Debt
In another canon novel, Star Wars: Bloodline, a pilot reacts to a story about ancient warriors leaving the galaxy as follows:
"Which means they spent eternity wandering around in the void of space... Who names themselves after those guys?"
- Star Wars: Bloodline
Building an intergalactic ship would be like installing a diving board over the Sarlacc Pit: sure, you could do it, but you'd die if you tried to use it.