consider the vastness of space
https://www.independent.co.uk/news/world/americas/us-politics/ufo-pentagon-statement-findings-vehicle-research-a9636481.html
Pics of space junk are available but hesitate to link maybe Q will?
Basic idea is the Asgard type technology in Marvel movies
https://www.bibliotecapleyades.net/ciencia/ciencia_flyingobjects11.htm