NASA’s experimental, supersonic X-plane is on a fast track to flying.
Source: https://www.livescience.com/nasa-x-59-supersonic-plane-cleared-for-assembly.html
Only the Autodidact is Free
NASA’s experimental, supersonic X-plane is on a fast track to flying.
Source: https://www.livescience.com/nasa-x-59-supersonic-plane-cleared-for-assembly.html