Stargate Command is a recently announced "subscription-based digital platform and fan experience" which will start off with new Stargate short series, Stargate Origins.

MGM Revives ‘Stargate’ Franchise With ‘Stargate Origins’ Digital Series & SVOD Platform – Watch The Teaser
MGM is reviving its popular Stargate franchise, giving the green light to Stargate Origins, a 10-episode digital series following fan-favorite character Catherine Langford. In addition, MGM announced Stargate Command, a subscription-based digital platform and fan experience, which will be the exclusive home for the new series. The announcement was made during MGM’s Comic-Con panel and timed with the 20th anniversary of the Stargate-SG-1 TV series. Check out the teaser above.