The technology is described well on their web site: https://www.spaceryde.com/technology https://www.spaceryde.com/technology "A stratospheric balloon takes sa

The technology is described well on their web site: https://www.spaceryde.com/technology https://www.spaceryde.com/technology "A stratospheric balloon takes satellites in a custom-designed, ultra-light rocket to high altitude, where it is launched in near vacuum conditions, avoiding the stress and costs of high speed travel through dense layers of the atmosphere."