This space tourism company wants to take people to the stratosphere with a helium balloon ...

Summary

The article discusses Halo Space, a company aiming to offer sustainable space tourism via helium balloons, designed by Frank Stephenson, targeting commercial flights by 2026. The concept of 'hydrogen' is unrelated to the helium-based technology described. Tags such as 'Microsoft games, First-person shooters, Video game sequels, Halo, Military science fiction' are incorrectly associated with the video game series 'Halo,' not the Halo Space company. Tags like 'Balloon, Helium, Loon LLC, Gas balloon' are relevant to the balloon technology for space tourism.