A startup called Sirius Aviation AG has released designs and images of hydrogen-powered VTOL aircraft called Sirius Jets that ...
Of all the emerging forms of aviation propulsion, hydrogen seems the least likely to be an early adopter. But Swiss-based Sirius has announced plans to start flight tests of a hydrogen-powered ...
A vertical take-off and landing (VTOL) aircraft pitched at the business community, the Sirius Business Jet features a pioneering hydrogen-fuelled powerplant. In theory, this makes it a zero-emission ...