“What If” presents “What If a Wormhole Formed in our Solar System?” (Feb 5. 2019)
It would likely be microscopic and close immediately. It would be tremendously massive for its size and you would need “negative energy” to navigate it.
If it were very large it would affect the orbits of the planets.
Yet, it’s a way to cheat the speed of light and travel quickly to very remote places. Airfare, seats, and masks, anyone? Headed for the Trappist system? Maybe only angels can use the system, rather like Congress’s subway.
Embed of shortcut on Earth, Wikipedia, click for attribution