Venus Aerospace is determined to make the world a much smaller place with a promise to fly you from San Francisco to Tokyo or Houston to London in just an hour. The US startup is working on a rocket-powered, hypersonic plane called the Stargazer. It will be designed to carry 12 passengers within the Earth's atmosphere at nine times the speed of sound. Joining Julia to discuss is Venus cofounder/CEO Sarah "Sassie" Duggleby. 

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