https://www.pcgamer.com/elite-dangerous-beyondchapter-four-explains-how-scenarios-impact-factions/

Elite Dangerous' Beyond—Chapter Four kicks off next week, with destructible asteroids and "significant additions" to its exploration, mining and multiplayer. Last night, community manager Will Flanagan, exec producer Adam Woods and senior level designer Adam Bourke-Waite uncovered more on the latest update's Scenarios. 

If you've time, check out the full recording of the stream above. If you don't, let's break down Scenarios. They're reworked versions of ED's Unidentified Signal Sources and fixed events seasoned players will likely be familiar with. This time, though, they're random and can unfold all over the galaxy—"providing you with additional opportunities to blaze your own trail the way you want to."