but still want that extraordinary experience of seeing our Earth from space." However, the company is still working to secure a hydrogen supplier for its balloon propulsion, Dezeen reported.

The balloon has already been tested ... so eventually the company will use hydrogen, with safety features to prevent fire. Nasa space laser tracks water depths from orbit Space laser makes height ...

slung beneath a hydrogen balloon. We spoke to Poynter and Dan Window, Neptune’s designer, about the preparations for the first flight. ‘I’ve been in the human space flight business for over 30 years,’ ...