Vortex Shards in Starfield are useful materials that you can acquire. The Shattered Space DLC has introduced various items needed to advance missions, including Vortex Shards.
It turns out Va’ruun’s homeworld is pretty darn big, as Bethesda says the Starfield DLC Shattered ... including Redeemed and Vortex Horrors. What’s a Vortex Horror? Well you’ll just ...