Elite Dangerous will have its first open beta of these new ships on April 7th for PC players, and then a second open beta in May for PC and consoles, culminating in a final launch of these new ships sometime in June of this year. Ahead of all of this will be a livestream from the devs at 1:00 p.m. EDT on April 2nd, which will premiere gameplay, offer more information about customization options, and take questions from the community.

Content retrieved from: https://massivelyop.com/2020/03/26/elite-dangerous-is-bringing-fleet-carriers-to-beta-in-april-and-may-eyes-full-release-in-june/.