NASA hires Lockheed Martin to build quiet, supersonic plane
NASA has inked a deal with Lockheed Martin to develop a supersonic "X-plane" that could break the sound barrier without a sonic boom, officials said today.
Apr 04, 2018, 10:25 AM IST
NASA has inked a deal with Lockheed Martin to develop a supersonic "X-plane" that could break the sound barrier without a sonic boom, officials said today.
Apr 04, 2018, 10:25 AM IST