Received Osprey Publisings newsletter (some days ago), and they are going to release next November the 24th, a scifi wargame extension based on their Lion Rampant system.
https://ospreypublishing.com/xenos-rampant
The Joy of Wargaming posted an interesting video of his playtest.
https://www.youtube.com/watch?v=gAm1M1OT5dQ