Nasa to launch massive weather balloon from Wanaka Airport

A weather window has opened above Wanaka, allowing Nasa to attempt to launch its super pressure balloon from Wanaka Airport today. The United States space agency has spent several weeks preparing to send a 2.3-tonne stadium-sized balloon on a long-duration test flight around the southern hemisphere. The planned launch time is 10am. A brief road closure at the airport will

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