Nasa solar-powered plane breaks altitude records
Nasa's solar-powered flying wind soarted past previous altitude records for non-rocket powered aircraft on Monday, but failed to reach Nasa's goal of 100,000 feet (30 kilometres). The remotely
Nasa's solar-powered flying wind soarted past previous altitude records for non-rocket powered aircraft on Monday, but failed to reach Nasa's goal of 100,000 feet (30 kilometres). The remotely